Ema Sakura

Natsuko Yotsuya is a teenager and she is also known as Bon. She lives in a town and has a friend, Miyu-chan, who lives with her boyfriend in Tokyo. Miyu-chan though is abused by her boyfriend. To bring back her friend back, Natsuko and her childhood friend Rintaro Tomoda, also known as Lin, go to Tokyo together. With the help of a man, who they met through an internet forum for "boys’ love" manga fans, they head to Miyu-chan's house.

The story begins with the disappearance of a school bus and four high school girls. Still unsolved three years later, the case gets revived when one of the girls reappears. Odagiri plays a sharp national investigator searching for the truth behind the incident, which leads back to a seemingly peaceful town.