29-year-old Hinata Aizawa works as a counselor at a high school. She works hard for the students who have worries about school and their family. Hinata Aizawa grew up with her mother who interfered excessively when she was younger.

One day, a male student visits Hinata Aizawa. He refuses to attend school and tells her he likes her. The next day, the male student is found dead. Hinata Aizawa tries to uncover the truth behind his death.