It was a proud celebrity female teacher who killed her child! ?? Chiho Honmiya, a single mother, loses her only daughter, Emi, who was enrolled in a famous private elementary school in a sudden traffic accident in response to her late husband's wishes. Chiho learns the astonishing facts from the diary that Emi kept in her lifetime while she was sad. Emi was literally made into a thief by her teacher, Lyrica Sakuhara, who was falsely accused of being a thief and secretly pushed the belongings of other children into her desk. At the funeral, Chiho asks Sakuhara, but she is confused. Even if I appealed to the principal, it was cleared up in a simple accident ...