Shiori lives happily with her son after her husband passed away. She supports herself by working as a nurse. However, after incurring the wrath of a doctor, she falls into a despicable trap and gives her body to him. The out-of-control doctor repeatedly rapes Shiori in blind spots within the hospital. Before she knows it, Shiori has become a slave to carnal desires and seeks pleasure herself, even having a relationship with her son's friend to satisfy her lust...