A marriage of a princess-type boy and a prince-type girl!
The main character, Kohei Sunaga, is adorable with his cute face and short stature.
In order to break free from the "princess" treatment he received in junior high school at an all-boys school, he decides to make his high school debut at a co-ed school, aiming to become a "cool guy (≒Oji)".
However, at the high school where he was accepted, he meets a handsome girl, Mitsuru Shinkai, who looks just like a prince.
Kohei treats her as his ...
