Saki (Shimura) struggles with her so-called truant son, Keita, who stays indoors and doesn’t go to school. My husband is so busy with his work that he neglects his family. Sekiguchi, the homeroom teacher, visits Keita’s house and tries to persuade him, but nothing reaches Keita. And Saki unintentionally whines. “Mother, please don’t blame yourself…” Saki touches Sekiguchi’s kindness and tries to fill her loneliness. However, Keita slipped out of the room and was peeking at his mother’s unfaithfulness…!