"Yume" Yumenosuke and Yayoi are twin brothers. The problem for Yayoi, who wants to live an ordinary life, is that his younger brother, Yumenosuke, is too handsome. Yumenosuke is so confident in his appearance that he can even dress up as a girl! wait a minute! Is this the eldest son of the Bukkoji family and the heir? Worried about the future of his younger brother, Yayoi transfers to Yumenosuke's private school, Nachi High School. A school paradise full of love and perversion, created by the enchanting handsome boy Yumenosuke and his funny friends!