A single mother uses aphrodisiacs during a sugar mommy activity after her child falls asleep, escaping reality to achieve ecstasy. (Okuda Saki, SONE-728)

Saki works at a family-run restaurant while raising her high school son, a single mother. Her life as a single mother, juggling childcare and part-time work, is fraught with hardship, barely scraping by. Then, Saki discovers an adult dating website and, for the sake of immediate money, begins working as a sugar mommy. However, she encounters the worst kind of man. "You look tired, this is a very effective energy booster." The moment she drinks it, her body heats up, she becomes wanton… During sex, the hardships of life are forgotten… Gradually, she is consumed by the aphrodisiac, engaging in intense intercourse. "I don't need money today. I'll do anything, just give me the drug." For the aphrodisiac, she sucks on his penis! A mother's depravity, a wanton mother's fall.