"My husband is not my husband, but my son Ken-chan..." A mother who was captivated by her son's erection stick became a sex slave, and every day she served her son naked in a house without a husband. Abandoning the role of such a mother and indulging in sexual desire as a single female, the young son, with hatred and sexual desire, violently beat his mother. [* There is some disturbance in the image and sound]