Saki and her husband, who enjoys tennis. One day, a pervert breaks into their home, rapes them, and blackmails Saki with photos, making her obey his commands. On the street, she is forced to lift her clothes, exposing her breasts and ass to passersby. The pervert's demands escalate, forcing them to perform strip tennis and outdoor nude sex. Initially reluctant, Saki awakens to the pleasure of exposure and begins to submit even to more extreme humiliation orders.
