A fifty-year-old mother who can't control her ripe body and strong sexual desire on her husband's long-term overseas business trip has been repeatedly cheating with multiple partners. A son who worries about such a mother rubbed a softly ripe breast from distorted affection and jealousy and devoured Oma Oko. A fifty-year-old mother who reacts violently to her obscene body while being embarrassed by her son's act blows up a large amount of tide and ascends many times. A 50-year-old mother and son who are drowning in forbidden pleasures are mad at each other.