When her husband's company went bankrupt and she was left with a huge debt, Aika was told to work at a massage parlor belonging to a group company of a moneylender. This turned out to be a cleverly rigged trap that took advantage of her feelings for her husband... It was supposed to be just a massage parlor, but gradually the requests became more and more extreme, and she couldn't refuse and ended up doing erotic acts... The conflict of the married woman who keeps telling herself "If it's for that person..." and her awakening sexuality drive her crazy.