Miyu, a mother, decides to remarry for her son. But that was the beginning of the breakdown of the mother-son relationship... The son, who had been thinking of Miyu as a woman, explodes with uncontrollable lust! He makes Miyu feel like she's returning to the place where she was born with a ferocious cunnilingus, and makes her feel the growth of his penis with a fierce hip-swinging blowjob, and finally the son returns to Miyu's womb! Violated by the miasma of thick semen that was spat out, Miyu transforms from a mother into a woman and then into a female! The mother-son relationship is shattered and the physical relationship is built! Miyu and her son, who have become a new family, continue to devour each other's bodies and orgasm today!