The art club's advisor invites her to a mansion where she has a high-paying part-time job. She is given some kind of drug and passes out, and wakes up in a dungeon. There, she is in a circle of people with fetishes called the "Aesthetics Club." The serious schoolgirl with a promising future is tied up, hung, and raped. After undergoing endless training, she gradually awakens to her abnormal, perverted sexual desires.