Keiko is a mother who worries about her slightly quiet son and frets over various things. She was happy when her son brought friends home, as this had never happened before. However, the boys were bullying her son at school and took advantage of his inability to refuse, forcing him to bring them along. The boys, feeling emboldened, started saying things like 'your mom is hot' and 'we want to see her naked.' Nothing happened that day, but later, when it was still before school ended, the boys came again. To protect her beloved son, Keiko complied with the boys' demands, but things gradually escalated…
