上司・真希の愛情あふれるパワハラまがいの指導にお疲れ気味の部下・堀内。女としては魅力的な彼女との業務はハードだが悪い気はしなかった。ある時、日帰り出張が急遽泊りに変更となり、慌ててホテルを探すが相部屋になってしまう。そこで真希が妊活中だと聞いた彼は「俺が旦那さんの代わりに」と無防備な彼女を押し倒して…。義務的なSEXに疲れていた真希は、久しぶりに味わう気持ち良くなる為だけの性交に身も心も痺れるような快感を堪能して…。

Horiuchi, a subordinate, is getting tired of his boss Maki's affectionate but borderline-harassing guidance. Working with her, an attractive woman, is tough, but he doesn't mind it. One day, a day trip is suddenly changed to an overnight stay, and he frantically searches for a hotel, only to end up sharing a room. There, he hears that Maki is trying to conceive, and he pushes her down, saying, "I'll take your husband's place…" Maki, tired of obligatory sex, savors the overwhelming pleasure of sex purely for pleasure, something she hasn't experienced in a long time…