The latest installment in the popular "Otoko Musume" series features "Rei." This time, popular actress Hibiki Otsuki appears as a seductive older sister, forcing Rei into crossdressing and immediately diving into lesbian play. Rei is penetrated anally with a strapon, leading to a series of twisted erotic acts. The two repeatedly climax, one after another. "I want to become even prettier, just like big sister Hibiki," Rei desires.