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LLMBooks Publishing

The Darkest Oath

The Darkest Oath

A Historical Fantasy Romance

An immortal knight. A fearless rebel. A love forged in the fires of war.

Chevalier Rollant de Montvieux was once a man of honor. Betrayed on the battlefield and bound by a sorceress’ curse, he has spent six centuries serving the French crown—immortal, untouchable, and doomed to lose anyone he dares to embrace in love. As revolution smolders in the streets of Paris, Rollant clings to duty as his only purpose in his wretched existence… until he meets her.

Élise has nothing left to lose. Defiant, outspoken, and determined to fight for a future free from tyranny, she has no patience for kings—or the loyal dogs who serve them. But when she crosses paths with Rollant in a spy’s disguise, she senses something different beneath his quiet strength—a man burdened by secrets, trapped in a fate not of his choosing.

Drawn together by forces neither can control, their connection deepens in the shadows of a crumbling world. But Rollant knows love is forbidden to him. To hold Élise is to curse her to certain death.

As France teeters on the edge of war, Rollant must make an impossible choice: honor his unbreakable oath and protect her from afar, or risk everything—including her life—for one fleeting chance at love. And Élise must decide where her true battle lies: in the streets, fighting for freedom, or in the arms of a man who may be her greatest threat—or her greatest salvation.

***

For readers who love slow-burn, fade-to-black romance, The Darkest Oath is a sweeping tale of passion, sacrifice, and the fight for redemption, set in the dark underbelly of the French Revolution, where love itself may be the deadliest betrayal.

Preorder now and step into a world where love is treason, every promise comes with a price, and the darkest oaths may be the only path to freedom.

 

RELEASING JULY 14, 2025

THE E-BOOK FILE WILL BE DELIVERED TO THE EMAIL ADDRESS USED FOR PURCHASE.

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Main Tropes and Themes

  • Political Intrigue
  • Forbidden Love
  • Tragic Rose
  • Slow-Burn Romance
  • Betrayal & Vengenance
  • Beauty & the Beast Vibes
  • Love & Redemption
  • War & Rebellion
  • Scars & Sacrifice

What is this story about?

An immortal knight. A fearless rebel. A love forged in the fires of war.

Chevalier Rollant de Montvieux was once a man of honor. Betrayed on the battlefield and bound by a sorceress’ curse, he has spent six centuries serving the French crown—immortal, untouchable, and doomed to lose anyone he dares to embrace in love. As revolution smolders in the streets of Paris, Rollant clings to duty as his only purpose in his wretched existence… until he meets her.

Élise has nothing left to lose. Defiant, outspoken, and determined to fight for a future free from tyranny, she has no patience for kings—or the loyal dogs who serve them. But when she crosses paths with Rollant in a spy’s disguise, she senses something different beneath his quiet strength—a man burdened by secrets, trapped in a fate not of his choosing.

Drawn together by forces neither can control, their connection deepens in the shadows of a crumbling world. But Rollant knows love is forbidden to him. To hold Élise is to curse her to certain death.

As France teeters on the edge of war, Rollant must make an impossible choice: honor his unbreakable oath and protect her from afar, or risk everything—including her life—for one fleeting chance at love. And Élise must decide where her true battle lies: in the streets, fighting for freedom, or in the arms of a man who may be her greatest threat—or her greatest salvation.

Who is this story for?

For readers who love slow-burn, fade-to-black romance, The Darkest Oath is a sweeping tale of passion, sacrifice, and the fight for redemption, set in the dark underbelly of the French Revolution, where love itself may be the deadliest betrayal.

Preorder now and step into a world where love is treason, every promise comes with a price, and the darkest oaths may be the only path to freedom.

Content Disclaimers

BookCave Content Rating:

Moderate with Community Content Elements / Themes, including:

  • closed-door romance
  • violence - assault, abuse, executions
Author Rating:

The author rated this book for ages 14+ for violence, closed-door romance, and adult themes. 

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Product Information

Paperback Size: 5" x 8"

TBD pages

Printed on-demand by Lulu Direct

Publisher: LLMBooks Publishing
Published: July 2025
ISBN-13: TBD
Genre: Fantasy Romance

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