These married women have been lacking sex with their husbands for a long time, and their desires are building up... "If I don't have to do real sex, I might as well try a part-time job..." Hoping to earn a little to help out the family finances, they start working at a rejuvenation massage parlor, but a year has passed since they started working there... These married women are no longer able to quit their jobs of their own volition... It's not so much for financial reasons, but because they are lonely and seek the genital connection with a man who is not their husband, and they have discovered the joy of being a woman through real sex as a hidden option...