新入社員の辻みいな。入社後の新人研修で、大嫌いな上司とまさかの相部屋に…。キモくて、クサくて、脂ギッシュな彼のことを生理的に受け入れられなかった。そんな彼に薬を盛られ、昏●中に淫らな写真を撮られてしまう。彼氏にバラすと脅され、全裸の風呂場や布団の中で幾度も貪られる地獄の夜。体臭も口臭も死ぬほど嫌悪しているはずなのに、淡白な彼氏のモノとは違う絶倫おやじの極太デカチンに何度も奥を突かれるうち、身体は愛液でビチョビチョになり、言葉とは裏腹に何度も絶頂し続けた…。

Miina Tsuji, a new employee, finds herself sharing a room with her hated boss during her new employee training. She finds him repulsive—creepy, smelly, and greasy—and is repulsed by him. He then drugs her and takes lewd photos of her while she's unconscious. Threatened with exposure to her boyfriend, she endures a hellish night of repeated sexual assaults in the bathroom and in bed while naked. Despite her utter revulsion at his body odor and bad breath, her body becomes drenched in arousal as the virile old man's massive cock, so different from her bland boyfriend's, repeatedly thrusts deep inside her, causing her to climax again and again, contrary to her words…