Eri, a mother who has raised her son Koichi single-handedly. If it's for Koichi's future, she's been on friendly terms with her homeroom teacher, but unfortunately, it's known by Koichi's classmate Kawada. Kawada, who was originally cunning, uses this as a joke to threaten Eri. Eri, who became their toy, is made into a shaved pussy. And Kawada further tied up her whole body and played with her. Eri, who is covered in her shame, endures for her Koichi, but the reality drives her into an even harsher situation.
