A lewd stepfather who has retired and is now free to join his wife

Three years after her husband Kazunori married, Mei begins living with her stepfather, who was living alone. I thought I'd have children and get along well for three generations, but the reality wasn't that easy. Enduring the lack of sex with her husband and sexual harassment from her stepfather, Mei had no choice but to masturbate quietly. However, when her stepfather is seen masturbating, she is relentlessly forced to do so. Although Mei gently refuses, her stepfather's lustful caresses eventually turn into pleasure...