Saeko learns that her beloved daughter Mai, whom she raised alone, is being bullied and consults her homeroom teacher, Sugiura, but there is no sign of a solution, so Saeko consults the school. Sugiura visits Saeko at the urging of her homeroom teacher, but he doesn't understand what's going on with all sorts of seemingly troublesome reasons, and when Saeko declares that she will consult the school directly, Sugiura is furious...