Recently, Miho Tono, the stepmother of her husband's frequent business trips, has noticed his infidelity. Her nightlife has become lackluster since then... She decides to seduce her stepson, who seems disinterested in women. Using various techniques, she convinces him to pleasure her creampie! As he struggles against his newfound lust for his stepmother, he can't help but ask if girls have good bodies like this one.