From Monday to Friday, for five days, a married office lady named Saki commutes to work by train. One day, she is targeted by a habitual molester who gropes her ample breasts greedily. The molester's obsession with her large breasts escalates daily. Although she dislikes it, she feels pleasure, which excites the molester, leading him to continue his acts of tormenting her nipples with toys or massaging her breasts with aphrodisiac oil day after day. Her body, repeatedly molested, transforms into an irrevocable breast-orgasm addict…
