A mother who thinks her divorce hurts her only son. A son who usually impresses his childhood and weakness in order to force him to have a relationship with his beautiful mother. One day, he cried and went home saying "I was bullied because I'm a mother-and-child family," and asked for physical relations by immersing him in his mother's feelings. Reiko can't refuse even though he says no. an abnormal mother and child sex life begins...