Even within the ordinary relationship between mother and child, forbidden emotions lie hidden. The twisted desires concealed beneath everyday kindness gradually grow uncontrollable. Deep affection for the mother transforms into a destructive force. The pleasure gained by pressing the face tightly against her crotch, completely filling the area, transcends mere desire, crossing into new forbidden territory. As the flesh is penetrated, resistance turns into lewd delight. This relationship continues, escalating until it destroys their everyday lives.