通勤電車で痴●に遭遇してしまった玲衣。教師という職業柄、毅然とした態度で対応しなければならないはずが…。不覚にも公衆の面前で弄ばれるという羞恥に感じてしまう。そして、いつしか玲衣は執拗に弄ぶ痴●の淫技に我慢できず、自ら痴●を懇願するように…。非日常の猥褻行為に堕ちた肉体を差し出し、己の肉欲を満たす日々を心待ちにする彼女は、不道徳な期待を抱きながら、今日も決まった時間の通勤電車に乗り込む。 Rei encounters a pervert on her commuter train. As a teacher, she should have responded with a firm attitude, but… she is unexpectedly humiliated at being molested in public. Eventually, Rei can no longer withstand the pervert's persistent sexual advances and begins to beg for more… She offers her body, which has fallen into the realm of lewdness, and eagerly awaits the days when her carnal desires will be satisfied. With immoral expectations, she boards the commuter train at the same time every day. –