After purchasing the "Girls Turn Into Busty Hostesses CD" from a secret adult site, various exciting scenarios unfold. The talkative older sister becomes an obedient busty hostess, making the erotic interactions with the big-titted sister incredibly appealing. While resting in the school's gym storage room, the protagonist turns the tables on a bully who always picks on him by forcefully making her into a busty hostess, creating a dramatic and intense scene. Finally, he confesses to his beloved Yuri, and empowered by the belief that the CD grants him permission to do anything, he creampie her. A single title packed with diverse and thrilling scenarios.