mio, feeling lonely due to her husband's neglect, spends her days masturbating with toys. today, while indulging in her daily routine, her neighbor's son, kazuya, accidentally walks in on her. seeing her lewd state, mio targets kazuya to satisfy her own desires. "if you promise not to tell anyone... i'll do something good for you," she says. each time she reaches orgasm, her massive tits bounce wildly, driving the young kazuya wild with lust.