Chapter 1: The Crimson Invitation
  Summary: Lila receives a cryptic invitation to her estranged family's estate for a long-lost inheritance reading. Arriving at the foreboding Crimson Hall, she meets brooding heir Damian Voss, who warns her of family secrets tied to ancient vows. Tension builds as she senses she's not alone in the shadows.
  POV: Lila Voss
  Emotional beat: Unease and intrigue
  Hook: Damian's eyes flash red as he murmurs, "The vows demand blood—yours or mine."

Chapter 2: Shadows of the Past
  Summary: Lila uncovers old journals revealing the family's curse involving immortal vows sealed in blood. Damian confesses his role as protector but hides his own dark transformation. A midnight intruder forces them to ally, igniting forbidden attraction.
  POV: Lila Voss
  Emotional beat: Fear turning to desire
  Hook: As the intruder flees, Damian licks blood from his lip and locks eyes with Lila: "Join me, or become the prey."

Chapter 3: Blood Oath
  Summary: Damian explains the Crimson Vows—a pact with ancient entities for power, requiring a willing bride's blood. Lila grapples with her growing feelings amid a ritual preparation. Betrayal from a family member escalates the danger.
  POV: Damian Voss
  Emotional beat: Heartache and longing
  Hook: Lila slices her palm, offering it to him: "If vows bind us, let's seal them forever."

Chapter 4: The Ritual Night
  Summary: During the full moon ritual, Lila and Damian exchange vows in a circle of crimson candles. Visions of past lovers haunt them, revealing the cost of breaking the oath. Passion consumes them as the curse awakens.
  POV: Lila Voss
  Emotional beat: Ecstasy laced with dread
  Hook: Their mingled blood glows, and a voice echoes: "The hunter now hunts you both."

Chapter 5: Hunters Awaken
  Summary: Rival vow-breakers, ancient hunters, attack the estate seeking to end the Voss line. Lila discovers her own latent powers from the blood bond. Damian risks everything to protect her, deepening their love.
  POV: Damian Voss
  Emotional beat: Fury and protectiveness
  Hook: Lila's eyes turn crimson as she fights back: "No one takes him from me."

Chapter 6: Fractured Alliances
  Summary: Lila learns Damian once loved her mother, complicating their bond. They seek an ally in a rogue vampire priestess who offers a way to break the curse. Trust is tested during a treacherous journey.
  POV: Lila Voss
  Emotional beat: Betrayal and reconciliation
  Hook: The priestess reveals, "The final vow requires a death—whose will it be?"

Chapter 7: Temptation's Bite
  Summary: Alone in hiding, Damian and Lila consummate their passion, fully awakening her powers. Jealousy arises when Damian's ex appears, forcing Lila to confront her insecurities. A ambush leaves Damian gravely wounded.
  POV: Damian Voss
  Emotional beat: Jealousy melting into intense love
  Hook: Lila drinks from him to save him, whispering, "Our vows aren't broken—they're just beginning."

Chapter 8: The Reckoning
  Summary: United, they confront the hunters in a brutal battle at Crimson Hall. Lila sacrifices part of her humanity to save Damian. Secrets unravel, showing the curse's true origin in love gone wrong.
  POV: Lila Voss
  Emotional beat: Sacrifice and triumph
  Hook: Victorious but changed, Damian kneels: "Will you renew the vow, knowing the price?"

Chapter 9: Eternal Shadows
  Summary: With the curse weakened, Lila and Damian rebuild, but remnants of the hunters lurk. They face the moral cost of their immortality. Lila proposes they use their power for good.
  POV: Damian Voss
  Emotional beat: Hope amid lingering darkness
  Hook: A new invitation arrives, signed in blood: "The old vows call for new blood."

Chapter 10: Crimson Forever
  Summary: In a final ritual, they rewrite the vows to free future generations, binding their souls eternally. Embracing their hybrid nature, they step into a future of love and vigilance. The estate glows with renewed light.
  POV: Lila Voss
  Emotional beat: Joyful resolution and bittersweet eternity
  Hook: Hand in hand under the crimson moon, they vanish into the mist, ready for whatever shadows come.