Former child performer and rising gravure idol Rui Shido takes on her first cuckolding story, inspired by the entertainment industry's rumored casting-couch culture. Her first streaming-program offer brings her to a hot-spring inn for a location shoot hosted by veteran comedian Norari Oki. Torn between excitement and unease, Rui soon discovers that the agency and entire crew are working together to expose the industry's ugly underside. Told that her body may be her only way to survive in show business, she is burdened with a secret reality she cannot reveal to her boyfriend, leaving her fate hanging in the balance.