A student named Haruo was struggling with his lack of popularity during his school days. To change his life, he honed his skills on a dating app called Matching App. Every day, he enjoyed one-night stands with horny women, which helped him become skilled at sex. He particularly excelled at seducing unhappy housewives who were thrilled to cheat on their husbands. One day, as usual, he matched with another woman and prepared to indulge in passionate lovemaking when something unexpected happened... It turned out that the mysterious beauty was none other than his former classmate, Tomomi! She had been part of the upper echelon of their school's social hierarchy while Haruo languished as a nerdy outcast. Despite recognizing each other, they both hesitated before giving in to their desires.

学生時代の非モテ人生を変えるため、マッチングアプリでテクニックを磨いている浩司。毎日のようにヤリマン女と一夜の関係を楽しんだおかげでセックス技術が最高峰に。中でも浩司との浮気セックスで喜んでくれる欲求不満な人妻は最も得意とするターゲットだった。今日もいつもの如く、極上妻とマッチングしベッドへ雪崩れ込もうとしたのだが…。なんと元スクールカースト上位の美人同級生・智美だと判明する。智美も浩司が元クラスメイトの非モテ陰キャ男子だったことに気づき、立ち去ろうとするが…。