After witnessing her mother's infidelity, Su-mi's psychological scar creates abnormal sexual tendencies. When she meets the hoodlum Ma Do-yub, Su-mi transforms herself into a sexy woman but runs away from the rough Do-yub. Afterwards, Su-mi marries the potter, Se-hyung. But Su-mi is unsatisfied with Se-hyung's abstinence so she lives a double life by wandering the streets at night. Ultimately, Su-mi falls into depression and ends up in a mental institution.... see more