Asuka Yuu moves in with her brother-in-law and takes a job at his cafe, hoping to build a stable life. When her debt suddenly grows beyond her means, she turns to the Virgin Goodness League, a long-running contest among waitresses held on a lavish ocean liner. The event offers life-changing prizes to the winners, yet places those who lose in one-on-one matches at risk of lasting disgrace. Determined to settle her obligations, Asuka steps into the arena for the first time.