Michiru is an overprotective mother whose only son is a mama's boy. The love between them becomes distorted and they end up in a relationship. Meanwhile, Michiru's best friend Meiling and her son, who have fled from her abusive husband, come to stay at Michiru house. Meiling and her son also make an irreparable mistake. They feel jealous of each other's relationship, and the relationship between the mother and son and the man and woman becomes obsessed with sex. What will the outcome be?