Yuko Moriguchi (Takako Matsu), a junior high teacher, announces she will resign. She reveals that her daughter, Manami, was killed by two pupils in her class, whom she dubs "Student A" and "Student B". Her disclosure of their behavior soon reveals th...
The story begins when they are little kids. Mayu, whose father is a doctor, meets Takuma, who is hospitalized in her father?s workplace. They develop feelings for each other, but Mayu learns of Takuma?s grave illness and that he will die before he tu...