44-year-old Yoko Iijima is troubled by her husband's strict control. He imposes rules as rigid as school regulations, forbidding her from interacting with men and wearing short skirts. Exhausted by these harsh restrictions, she turns to a dating app in search of freedom and romantic encounters. As her dignity as a married woman clashes with her seductive, alluring charm, Yoko reaches her breaking point. In bed, she unleashes her pent-up passion without restraint. Her desires now burn at their peak, releasing all the stress and dissatisfaction built up from daily life.