Konoe, a high school student, is confused about his sexuality. He meets Hikaru in the sleazy gay district, and sleeps with him. They begin to play at being lovers, but Konoe's heart belongs to Atori, his friend and classmate. Can Konoe come to terms with his sexuality and reveal his feelings to Atori, and where do Hikaru's true feelings lie?Note: Tokuma Shoten Edition of Rules comes with a new cover, and color insert. It also has Chapter 6 and an new extra called "Naturalist". It DOES NOT Have chapter 00 which is present in the previous edition and is a prequel to the story, it retells chapter 1 from Hikaru's POV.