優しい夫の支えもあり自宅でエステ店を開く事になった若妻・なつき。旦那不在のある日にやってきたのは女を堕とすことだけは一流のオヤジ客だった…！施術中もパンパンに膨れ上がったチンポを見せつけ！布越し1cmでも伝わる怒張擦り付けから強●挿入！イッてもやめない絶倫ピストン！人妻の貞操は粉々に砕かれて、絶倫客のナマ本番テクニックに堕ちてゆく…。

With the support of her kind husband, young wife Natsuki opens a beauty salon at home. One day, while her husband is away, a customer comes in who is a master at seducing women…! He flaunts his swollen penis even during the treatment! He rubs his erection against her through the fabric, even if it's only 1cm away, and then forcefully inserts it! His relentless thrusting doesn't stop even when she climaxes! The wife's chastity is shattered into pieces as she succumbs to the raw, unadulterated techniques of this virile customer…