The Vampire Lord's Eternal Whore by Maki Mori

 In modern Hungary, independent American researcher Samantha Lockmore arrives at the ancient estate of Lord Vincent Kárpáthy seeking only academic answers. Instead she encounters a man of timeless power whose piercing silver eyes and hypnotic presence awaken something long buried within her.

What begins as wary curiosity swiftly deepens into a dangerous magnetic pull. Vincent, an immortal noble who has waited centuries for the right companion, begins a patient campaign to dismantle her self-reliance. With every encounter Samantha feels her carefully guarded identity cracking, replaced by urges she cannot name and a yearning that threatens to consume her.

Torn between fierce independence and the intoxicating freedom of surrender, she battles the growing realization that she may not wish to escape. As the line between predator and willing captive blurs, Samantha must decide whether to flee the seductive darkness or accept an eternal bond that will transform her completely. Rich with psychological tension and gothic atmosphere, this dark supernatural tale explores the seductive edge where control ends and true belonging begins.