Veteran teacher Hisae visits the home of a male student named Sato who has refused to come to school, out of concern for him. Sato is surprised by the sudden visit, but Hisae's kind attitude as she tries to get him to explain the reason for his refusal to come to school is effective, and he gradually opens Kokoro. "Everyone says my dick is big and disgusting," Sato confesses. In fact, Hisae, who has not had sex with her husband for a long time and is sexually frustrated, pretends to listen to Sato's troubles...