Five years into marriage, Non appears happy with her much older husband but remains deeply dissatisfied with their sex life. She still tries to be a good wife, until one day she sees a neighboring wife meeting someone in secret while hanging out the laundry. She knows it is wrong, yet cannot get the sight out of her mind. An attempt to seduce her husband goes nowhere, and her frustration finally overwhelms her. After midnight, she slips into revealing lingerie, abandons her restraint as a married woman, and rushes out of the house...