I Became Close to the Villian

Vianne reincarnated into a book with memories of her previous life. She realizes that she was born as a child who was killed by the villain next door: Idris. Approaching Idris to survive, she soon becomes indispensable to him. But is it because they are too close? As the original story gets tangled little by little, Vianne faces another crisis. In a moment of despair, Idris sacrifices himself to save her. So Vianne lets him go forever. And ten years later. He, who she thought was dead, appears in front of her. "I want all of you, Vianne." He became the leader of the villains!