Amane Okayama

After Tsutomu Tamaki graduated from high school, he has worked at his family farm and raises ume (plum). He becomes interested in a class for “poetry boxing” and decides to take the class. There, he meets a female high school student who has her own problem.

After a chain of deaths at a junior high school, new transfer student Koichi Sakakibara turns to a mysterious girl who holds the key to the dark mystery.