In a world known as 【Rokubunji】, which has evolved in a form different from ours, 【Hime】, also known as Kimihara Himeno, is a high school girl in the form of a 【Centaur】. Alongside her classmates, including the 【Dragon Person】 Kizuki, the 【Horned Person】 Kyoko, the 【Winged Person】 Mitama, and the 【Antarctic Serpent Person】 Sasusasu-chan, she enjoys a fun high school life. The story also features her cousin Shino-chan, her friend Maki-chan, and the four younger sisters of the class president, depicting the cute daily lives of girls who are "not human".