Momo is married to a very good husband, but there is one weakness... physiological weakness! He cannot satisfy Momo. Once when she went to the gym, because the next shift was off, she was able to practice extra hours for free. When Momo spilled water, he helped her clean it up, but because Momo's body was so seductive, he couldn't help himself. Momo always seemed to hate her but she didn't avoid it and gradually she wanted more...