暗い雰囲気の校内。そんな環境を変えたくて学級委員長の黒島、動きます。ヌキヌキ部結成！笑顔と励ましをモットーに！どこでも射精サービス致します！サッカー部のT君を応援するため、時短ピンサロ風フェラ！どう？れいのお口きもちいい？唾液だくだくすっぽんフェラ！今度の期末を応援するために！教室ソープ風マット！はじめてだから見よう見まねだけど…NOスキンでいっぱい膣内発射しようね！騎乗位ぐりぐりの数の子天井！何発も何ドピュでもいいから！皆を応援します！

The school has a gloomy atmosphere. Class president Kuroshima wants to change that environment and takes action. She forms the Nuki Nuki Club! With smiles and encouragement as her motto! We'll provide ejaculation services anywhere! To cheer on T-kun from the soccer club, a quick, pin-salon style blowjob! How is it? Does Rei's mouth feel good? A sloshing, deep throat blowjob! To cheer you on for the upcoming final exams! A classroom soap-style mat! It's my first time so I'm just imitating what I've seen, but… let's cum inside your vagina a lot without a condom! A cowgirl position grinding against the ceiling like herring roe! You can cum as many times as you want! I'll cheer you on!