``I want a change of pace...'' Keiko (Momoko Isshiki) is confused when her husband hands her some obscene underwear. - Then, while her husband was on a business trip, she secretly looked at herself in front of the mirror wearing obscene underwear, and for the first time in a long time remembered herself as a woman rather than a wife. - However, the man next door sees her in her obscene underwear from the balcony. - Keiko suffers from a sense of shame at being seen and a sense of immorality at being aware of a man other than her husband, and her crotch unconsciously begins to tingle...