That JAV

Yurine lives with her mother and son because her husband is on a long business trip. She is worried about her son, who has become a recluse, but one day she brings a friend, Saji, home with her. He is a father-son who is starved for his mother's affection, and Yurine takes to him, and she accepts him... However, out of a twisted longing for her mother, Saaji wants to have sexual relations with her, and he takes advantage of her kindness to press his way into her life. Yurine is fucked like a monkey with a towering rod. The mother's womb, remembering the pleasure she had long forgotten, is one day....