Takaichi, who felt emptiness in his daily routine of just commuting between work and home, was one day subjected to reverse rape by a woman during his commute… He had never experienced such stimulating pleasure before and, unable to hold back, retaliated. However, the woman turned out to be Akari, a female employee from a client company. With his weakness exposed, Takaichi found himself forced to accept reverse rape acts on the train. She scolded him without regard for public opinion, smiling all the while, and Takaichi gradually became engrossed in this perverted, non-daily life…
