出張講師の姫咲は自身のヨガスタジオを開業する夢をもっていた。しかし開店直前、スポンサーの会社が半グレの寺橋に買収されてしまう。営業権を盾にされた彼女は、彼氏が同席する中で宣伝用という名目の過激なヌード撮影を強要されることに。無力な彼氏の目の前で弄ばれ利尿剤で濡れる肉体。やがて彼氏は追い出され、ハメ撮り調教が始まる。幾度もの中出しの果て彼女はちんぽを求めるメスへと堕ちていく…

Himesaki, a traveling yoga instructor, dreamed of opening her own yoga studio. However, just before the opening, her sponsoring company was acquired by Terahashi, a member of a semi-criminal group. With her business rights threatened, she is ****** to participate in extreme nude photoshoots for promotional purposes, with her boyfriend present. Her body, drenched in diuretics, is abused in front of her helpless boyfriend. Eventually, her boyfriend is kicked out, and her ****** sexual training begins. After countless ejaculations inside her, she descends into a slut craving cock…