人生で性的絶頂すら経験したことがない清楚で真面目な数学教師‘木村愛心’が痴●の快楽に堕ちる！満員電車で同僚の卑劣な指先に開発され、人生初の絶頂を経験。図書室での隠れオナニーを経て、痴●師に「もっとシテ…」と自らラブホへ誘うまでに完全覚醒！自慢の爆乳を揺らし、パンスト美脚での絡みや激しい潮吹き、最後は顔射まで！痴●のスリルを求めドスケベ女に豹変するギャップがたまらない！

Kimura Aimi, a pure and serious math teacher who has never even experienced a sexual orgasm in her life, falls into the pleasures of slutty sex! Developed by the vile fingers of a colleague on a crowded train, she experiences her first orgasm. After secretly masturbating in the library, she becomes completely awakened, even inviting the slutty teacher to a love hotel herself, saying, "Do it more…"! Her proud, large breasts jiggle, her beautiful legs in pantyhose get tangled, she squirts violently, and finally gets a facial! The contrast between her innocent demeanor and her transformation into a slutty woman seeking the thrill of slutty sex is irresistible!