a perverted man with excessive sexual desire and possessiveness, who works at a major trading company, meets a big-breasted girl he found on a matching app. After dinner, he invites her to his home with elegant manners and skillful conversation, and mixes an aphrodisiac into her tea to make her fall asleep. When she wakes up, she finds herself in a bare room, her body restrained, facing a man who has transformed into a psycho.