Yuki, a beautiful-assed wife whose husband is in debt and has to work at a soapland, is threatened by the manager and forced to work at the store only on her risky days when she is sure to get pregnant... "The more you cum inside us, the less our debt will go down, so let's do our best (lol)." She is not even allowed to take the pill, and she is repeatedly cummed inside by men every day. In this hellish situation, Yuki begins to develop an instinctive pleasure in being impregnated, something she cannot experience with her husband...