Kimi to Kanojo no Lily Vaganza

One day, Hitomi Tadehara, the best friend of Ichika Shinonome, committed suicide right before her eyes. "I'm sorry for hurting you so much, Ichika-chan." "If I could start over with you, I'd like to have a normal romance this time."

Though Hitomi should have taken her own life, one day she naturally reappeared in front of Ichika. From that day on, Ichika began to be consumed by Hitomi's twisted affection. Classmates who interfered with Ichika's love were killed by Hitomi, and Ichika herself was...