Mother-son fellatio, one step away from incest, is a boundary-crossing act of taboo and pleasure!! "Mom, please, take it in my mouth." The sexual pleading of a frustrated adolescent son tickles his mother's maternal instincts. The mother, who seems to have no choice, ends up with fellatio from masturbation. The mother, who gradually begins to get excited by performing fellatio, sucks on her son's dick and increases the intensity to try to release the accumulated thick semen. While uttering lewd words, the lewd tongue of the mature mother entangles!