His Silent Vow by Maia Dylan

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SKU 978-0-3695-1477-6
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The Iron Covenant, 2

Kol never planned to fall in love.

Silence was his weapon. Control was his shield. And the Iron Covenant had taught him that attachment was a liability he couldn’t afford.

Until Eliza.

She was supposed to be a recovery mission—another woman pulled out of the dark edges of a trafficking network the Covenant was dismantling piece by piece. Instead, she became the one failure he couldn’t forget… and the reason he would burn the world to make things right.

Eliza Reed survived hell by staying invisible, by memorizing systems and patterns, by turning her mind into a fortress no one could break into. When the men who bought her thought they owned her, they underestimated the one thing she refused to surrender: her will.

When Kol finds her, she is bruised, silent, and dangerous in ways no one sees coming.

As the Covenant hunts the men who sold her—and the powerful figure who believes himself untouchable—Eliza steps into a new kind of fight. One where intelligence is deadlier than bullets, and truth can bring governments to their knees.

Kol doesn’t save her. He stands with her. In a world built on secrets, violence, and betrayal, love isn’t loud. It isn’t rushed. And it isn’t promised lightly. But some vows don’t need to be spoken to be unbreakable.


Excerpt:

The man in the doorway was dangerous.

Eliza knew it instantly, with the same clarity that told her when a question was a trap or when a delay would be punished. Everything in her body went still—not from fear, but from assessment. Survival had taught her that stillness bought time.

He wasn’t dressed like the others.

Not tactical in the way that tried to intimidate. Not careless either. His clothes were plain, dark, functional, chosen to disappear rather than dominate. He stood with his hands raised, palms open, far enough away that he wasn’t crowding her space.

He didn’t speak.

That, more than anything else, made her chest tighten.

Everyone spoke. Orders, threats, explanations, bargaining. Words were weapons here, used to pin her down, to force responses she didn’t want to give. Silence was rare. Silence was deliberate.

She lifted her head fully now, letting her gaze sharpen. She took him in the way she’d learned to take everything in—methodically, piece by piece. His stance. His breathing. The fact that his eyes didn’t slide over her body, didn’t linger anywhere they shouldn’t.

He was watching her face.

Waiting.

Her pulse thudded once, hard enough that she felt it in her throat.

Behind him, two more men stood just inside the room. They were alert but restrained, their attention angled outward as much as inward. Guards didn’t do that. Neither did buyers. They positioned themselves to control the space, to dominate it.

These men were holding it.

For her.

The room felt different with them in it. Not safer—far from it—but altered, as if the rules she’d memorized were no longer applying cleanly. The air still buzzed with heat and stale breath, the light still hummed overhead, but something fundamental had shifted.

The man closest to her—the one who had opened the door—didn’t rush to fill the silence.

She had been trained these last three weeks to expect that. To brace for shouting, for commands, for the tightening spiral of demand and consequence.

When none of it came, her throat tightened. She swallowed carefully. Her fingers curled against the table, nails biting into the worn surface.

This could still be a test.

Her mind searched for the angle. A new interrogator. A different tactic. Kindness could be weaponized as easily as cruelty.

But there was no softness in his expression.

There was restraint.

And patience.

She realized—slowly, cautiously—that he was not trying to make her respond.

He was waiting to see if she would.

No one had done that since she’d been taken.

Her breath came shallow, then steadied as she forced control back into her body. She straightened in the chair, shoulders squaring despite the ache that protested the movement. She said nothing.

The man watched her for another beat, then spoke.

"My name is Nikolai Petrov." His voice was low and even, carrying without effort. “My friends call me Kol. This is Rafael," he indicated to the man on the right, "and Mateo. We’re here to get you out.”

Not a command.

A statement.

She searched his face, harder this time, looking for the lie. For the flicker of satisfaction, the anticipation of compliance. She found none.

He nodded once, as if acknowledging her silence rather than resisting it. “You don’t have to answer me. You don’t have to explain anything. You don’t owe us anything.”

Her chest tightened painfully.

You don’t owe us.

“That door,” he continued, keeping his tone steady, grounded, “leads away from this place. From the people who brought you here.” He paused, deliberate. “If you come with us, we will take you out of here, and you won’t be alone again. We will take these bastards down for you.”

Behind him, one of the other men—broad-shouldered, coiled—shifted his stance, attention snapping toward the corridor. “We’ve got movement,” he said quietly, already angling his body to block the doorway.

The third man lifted a hand to his ear, eyes distant. “Two contacts. Fast,” he murmured. “We need to move.”

The man in front of her didn’t turn around. He kept his focus on her, as if nothing else mattered more in that moment. “We can’t stay,” he said simply. “But I won’t touch you unless you tell me to. And I won’t leave without you unless you want me to.”

The words landed with careful weight.

Choice.

Real choice.

Her fingers dug into the edge of the table. Her breath came shallow, then steadied as she forced her body to respond instead of her fear. This could still be a lie. A different kind of trap.

But the sounds beyond the room were changing now—boots moving too quickly, voices raised, the sharp edge of urgency cutting through the stale air.

The man took a single step back, giving her space. “If you can stand,” he said gently, “we leave now.”

She pushed back from the table.

Slowly. Deliberately.

The chair legs scraped softly against the floor. No one rushed her. No one grabbed her arm.

She stood.

The man’s shoulders loosened by a fraction, relief flashing across his face before he buried it. He turned his head slightly. “Rafael.”

“I’ve got her,” the broad-shouldered man replied, positioning himself between her and the hallway.

“Mateo,” he said next.

“Exit’s still clear,” came the answer. “But we’re out of time.”

The man looked back at her. “Stay close to me. That’s all you have to do.”

She took one step toward him.

Then another.

She did not speak.

And he did not ask her to.

Somewhere deeper in the building, a door slammed hard enough to rattle the walls.

Rafael moved first, clearing the way.

Mateo was already talking, already adjusting, already buying them seconds they desperately needed.

The moment fractured.

Sound rushed back in all at once—the hum of the lights rising to a whine, the distant echo of shouting, the sharp crack of a command barked too late to matter. Eliza’s senses narrowed, focusing on the space immediately around her, on the man in front of her who had placed himself just slightly ahead, just slightly to the side.

A shield without touching her.

Rafael moved with lethal efficiency, clearing the corridor in controlled bursts of motion, his presence a wall between her and whatever came next. Mateo stayed half a step behind, voice low and rapid as he fed directions, times, warnings—words meant for the men, not for her.

She followed because there was nothing else to do but follow.

Each step felt unreal, her body lagging half a beat behind her intent, muscles protesting as if reminding her how long she’d been made to sit, to wait, to endure. The man—Kol, though she did not yet know his name—matched his pace to hers without comment, adjusting instinctively whenever she faltered.

They turned a corner. Another door. A rush of warmer air that smelled of dust and oil and the outside world.

Hope flickered again, unwanted and dangerous.

She swallowed it down and kept moving.

Behind them, something shattered—glass, maybe, or metal—followed by a curse and the sharp report of a weapon. Rafael answered it without hesitation, pushing them forward.

Eliza did not look back.

She focused instead on the solid presence ahead of her, on the simple instruction she had been given.

Stay close.

She did.

And for the first time in three weeks, she moved toward something instead of waiting for what would come for her next.

Series:
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Product Reviews

Score: 5 out of 5 (based on 14 ratings)
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5/5
This Series….?
Written by JeniT on 26th Jul 2026

Nikolai has been hunting for the one woman they were too late to save. Finding Eliza became a mission he wanted and he was going to be the man that would protect her indefinitely. Eliza is smart and her knowledge and deduction skills make her invaluable. This is a fast paced story that sucks you in. She’s not broken but not sure how to move forward. Nikolai gives her the space and support to find her footing. The covenant is a great series and I cannot wait for the next book!!

5/5
Book 2--Simply Amazing
Written by Andrea R on 26th Jul 2026

Seamless from first book to this start. Great story-easy to engage and the tension coupled with the romance story was just simply well written and so so good. Really a great story.

5/5
His Silent Vow!
Written by Mary on 26th Jul 2026

This is the second story in the "Iron Covenant" series. This is an intriguing read full of action, suspense, danger, mystery, passion and much, much more. Read these in order. This one picks up where the last ends. It is very addictive and I cannot wait for more!!!

5/5
The Iron Covenant Has Me Completely Hooked
Written by A.K. Shaw on 26th Jul 2026

His Silent Vow is the second book in Maia Dylan’s The Iron Covenant series, and I am officially obsessed. Yes, I know we are only two books in, but this series already has me completely invested. From the first book, I was drawn into the world of the Iron Covenant, and this installment only made me love it more. The secret organization at the center of the series feels believable, purposeful, and powerful. Honestly, I found myself hoping that something like the Iron Covenant really does exist somewhere in the world. This book picks up where the first one left off, and I was eager to see how Kol, also known as Nicolai, and Eliza’s story would unfold. Their journey is dramatic, action-packed, emotional, and methodically paced in a way that keeps the tension high while still allowing the romance and healing to breathe. After the first book, it is clear that only the Iron Covenant can accomplish what needs to be done. They may not be able to end all evil in one strike, but they are strategic, focused, and ruthless when it comes to taking out the people who sit at the top of it. What I love most about this series is that the romance never feels forced. The pull between Kol and Eliza feels natural, necessary, and deeply earned. They are drawn to one another not simply because of chemistry, although there is plenty of that, but because they recognize something in each other that needs understanding, patience, and healing. Not everyone gets a hero who rescues them and then gives them the space, safety, and strength to heal as they should. Kol becomes that for Eliza, and Eliza becomes something just as vital for him. They complete one another in ways neither of them fully realized they needed. The emotional depth of this series is what truly sets it apart for me. These are women who could easily be dismissed as broken, damaged, or lost, but Maia Dylan does not erase them. Instead, she gives them power, intelligence, dignity, and choice. The men of the Iron Covenant do not see these women as burdens. They see their value, their resilience, their courage, and their right to decide what comes next. That balance of protection and respect makes the relationships feel even stronger. There is violence in this world, but there is also redemption, acceptance, belonging, and healing. The women are not just saved and set aside. They bring intelligence, strength, and skill sets that complement the men of the Iron Covenant. That is one of the reasons I love these characters so much. They are not one-dimensional. They are survivors, fighters, strategists, protectors, and partners. By the end of His Silent Vow, I was even more invested in the tangled web this series is slowly unraveling. I am especially excited to see that Sofia and Rafael’s story appears to be next. I cannot wait to find out what Sofia brings to the Iron Covenant table and how her story will deepen this already addictive world. With action, danger, romance, healing, and characters I genuinely care about, His Silent Vow is a compelling and satisfying addition to the series. The Iron Covenant has me hooked, and I am more than ready for whatever comes next.

5/5
Great book
Written by DBG69 on 26th Jul 2026

I really enjoyed Kol and Eliza's story in His Silent Vow. They have great chemistry and I wanted them to get to their potential HEA. The storyline is engaging and held my interest start to finish. I hope you enjoy this one as much as I did.

5/5
Great story
Written by ccourt on 26th Jul 2026

Book 2 of The Iron Covenant story does not disappoint. The characters Eliza and Nikolai are amazing. Its spicy, intense. Well written and good plot. I was on a roller-coaster ride from the start.

5/5
Dark romantic suspense
Written by itsthejo on 26th Jul 2026

Book 2 of The Iron Covenant 'Kol doesn’t save her. He stands with her. In a world built on secrets, violence, and betrayal, love isn’t loud. It isn’t rushed. And it isn’t promised lightly. But some vows don’t need to be spoken to be unbreakable.' The characters were very complex and compelling and complicated and absolutely perfect together. Plot was intriguing and intense and well paced. World building was solidly drawn and impressive. All in all a great addition to the series. Enjoyed immensely and highly recommend. Grab a copy, kick back and enjoy!

4/5
What a wild ride!
Written by Shelly44 on 26th Jul 2026

What a wild ride! This is the first novel I have read by this author. It will not be my last. After I finished this novel I went back and read the first novel in the series. So good! This was a fast read but from the first chapter this novel sucked me in and held on tight. I was on the edge of my seat reading. My heart hurt so much for Eliza and all she was forced to go thru. I loved Nicolai, and Eliza’s story. I loved how protective he was and patient he was with Eliza. Their chemistry was so good! Once I started reading I didn't want to put this novel down. I loved watching both of their walls and defenses come down and open up to each other. So good! I can hardly wait to see what this author has coming next.

5/5
The enemy didn’t know what was coming
Written by KateM on 26th Jul 2026

Eliza has survived captivity by doing what she is told but memorizing the numbers and patterns she is working with to use if she gets out. Kol wants to rescue her since they weren’t able to the first time. The characters, including the bad guy, are so well written! I love the respect Kol shows Eliza by just being there and not pushing her. The first others in the Covenant are the same as they go after the humans caught up in the trafficking. I can’t wait for the next book in this series!

5/5
Eliza and Kol
Written by LBing on 26th Jul 2026

This is a fab follow-up to book one and it takes off right from where it ended. This book focusses on Nikolai and Eliza's journey and it was packed with action, drama, emotions, healing and hot romance. Kol was the best match for Eliza as he knew she needed to make decisions for herself after her kidnapping. To heal and recover herself from her ordeal. Of course, they had a hot chemistry but there's more to them than that and I rooted hard for them to get their HEA. I love the idea of the Iron Covenant doing those jobs that can't seem to be accomplished by traditional methods, and these men sure take their commitment seriously. So good!

5/5
Nikolai (Kol) and Eliza
Written by Avid MC Reader on 26th Jul 2026

This is the second book in the series and picks up where the epilogue from the first book ended with the team having missed Eliza before she was sold and moved. Kol dedicated his time to picking up the trail and finally finding where Eliza was being held but the team only had a small window as plans were being made to deliver her to the man who bought her. When they reach her, they find a broken woman who trusts noone, not even herself so Kol takes the time to let her make the decision to come with them. Once they have her safely away the team heads to an airport where there is a plane and pilot on standby except it is a trap which ends with Kol leaving by car with Eliza and the rest of the team flying back to Chicago. Kol takes Eliza to his heavily fortified home in Florida where once they settle in, Eliza begins to give them all the information she has locked away in her mind. The book picks up speed from here as the team closes in on Eliza's 'owner' so he can be eliminated thus permanently freeing her. There is plenty of action, suspense, loyalty and trust leading up to Kol and Eliza's HEA.

4/5
His Silent Vow
Written by AngelaC on 26th Jul 2026

His Silent Vow (book 2) continues with the theme of Trust that is earned. Nickolai (Kol) found faith in an organization that saved him from tyranny and corruption. One of his regrets was Eliza, the woman whom he failed to rescue. But Eliza is no shrinking violet. She learned how to survive, keep herself safe, and become more than she ever dared hope.

4/5
Good Read
Written by Jocelyn W on 26th Jul 2026

His Silent Vow is the second book in the Iron Covenant series by Maia Dylan. This a stunning romance between an enforcer and a trafficking survivor. I love the way the MMC stands by the FMC as she finds her feet and help destroy the captors.

4/5
Rescue romance
Written by Kris08 on 26th Jul 2026

The Iron Covenant: Nikolai “Kol” and Eliza A quick, slightly dark read… She’s been taken by traffickers, and now she’s no longer required, they ‘allow’ her rescue and attempt to bring her in. After rescuing her, though, an obsessed captor/buyer realises what was lost, and attempts to bring her back… A bit of action with a mystery to solve - chasing down the traffickers, and ensuring his safety. It’s low spice, with a little steam. Enjoyable.