In this adult stepfamily role-play, Ran Himeno is the wife's daughter from a previous relationship. Her stepfather has raised her like his own, but everything changes when she finally brings a boyfriend home. He tells himself he should respect her happiness, yet while handing her a towel in the bathroom, jealousy takes hold. Terrified that an unknown young man will take her virginity first, he convinces himself that he must be the one to claim and “protect” her.