While the little sister is unaware, aphrodisiac drugs are secretly mixed into ordinary everyday items. Hidden within snacks, ice cream, bath towels, sanitary pads, even her sports club racket and the incense wafting through her room—the traps lie everywhere. After ingestion, her uncontrollable lust gradually spirals out of control, forcing her to seek release with her own hands. Her transformation is selfish, excessive, and vividly documented. How will these hidden dangers in daily objects change her body and mind?