A mother who loves her only son who is a shut-in and does not think it is good to spoil him but spoils him and even masturbates him. Since he was scolded for failing his college entrance exam, his NEET son never came out of his room when his father was around. Somewhere along the line, his son's only support became his mother's breasts. If he throws a tantrum and demands what he wants, his kind mother lets him rub her big breasts and masturbate her with breastfeeding handjobs. His son's desires escalate, and eventually he begins to demand insertion into his pussy. Ultimate maternal love accepts even her son's sperm...!