A female college student, 'Rika,' is having an affair with a man. Under the pretense of a hot spring trip, he takes 'Rika' to a remote inn. The inn is famous for voyeurism and orgies, and the man's goal is to train 'Rika.' Unaware of anything, she is made to masturbate in the car, endure bondage sex, and suffer through group sex with strangers in the hot spring...
