Mone, who has lived an overprotected life as an Ojousama, decides to make her High School Debut as a Gal when entering a new school! Her Shitsuji, Sakamata, is extremely worried about Mone, who is in love with the idea of love, and ends up infiltrating the school as a new teacher to follow her...!? An over-attached, persistent Shitsuji × a romantic-at-heart Ojousama’s Pure Love Comedy begins——!!