My mom, Momoka, has a voluptuous body and always walks around the house a little carelessly dressed. Today, as she casually massaged her shoulders, her deep cleavage was exposed, triggering an uncontrollable forbidden fantasy in my mind. Unable to resist, I started masturbating using her underwear as a stimulant—until suddenly, she caught me in the act, leaving me with no excuse. When I honestly confessed my desire for her, she kindly wrapped my erect cock with her warm vaginal walls, claiming it was "sex education." An erotic adult scene recorded in high definition.