Under Ryuuji's manipulation, Rinka begins working as a sex worker to prove her eroticism and earn his approval. When her father arrives to rescue her after Ryuuji claims to be bored of her, Rinka instead seduces her own father, fully embracing her new identity as a harlot. Ultimately, Ryuuji reveals the ordeal was a test to further break her spirit and reclaims her for his own pleasure.