Synopsis

Content warning: The original novel deals with heavy topics such as suicide and self-harm.
 
Shy transfer student Miyamine Nozomu meets cheerful class favorite Yosuga Kei, and the two grow close. But when classmates start dying mysteriously, Nozomu begins to suspect that the girl he loves may be hiding a deadly secret.

Miyamine Nozumu, a shy high school student who has always avoided forming deep relationships, transfers to a new school where he meets Yosuga Kei, the class favorite adored by everyone. While trying to keep his distance from everyone, Yosuga’s natural cheerfulness gradually breaks down his walls, and the two begin spending more and more time together. However, one day, their classmate is found dead in the neighborhood. As more mysterious deaths among their classmates follow, Miyamine starts to suspect that Yosuga, the person he cares for most, might be connected to the crimes. Yet, no matter what doubts he has, he cannot suppress his feelings for her…