Hinako Nakayama is a high school girl, that by the request of her twin brother Hikaro to switch places with him in his school, she enters an all-boys school which is filled with delinquents.Hinako Nakayama is a high school girl, that by the request of her twin brother Hikaro to switch places with him in his school, she enters an all-boys school which is filled with delinquents.Hinako Nakayama is a high school girl, that by the request of her twin brother Hikaro to switch places with him in his school, she enters an all-boys school which is filled with delinquents.