Tsukimura Hibiki is a second-year high school student. He is a super-achiever who reigns at the top of the caste. He is always surrounded by his friends who are also out of his league. Makita Kanade is an exclusive model for a magazine and is always by Hibiki’s side. Chiyoda Shizuku, who boasts an outstanding figure and is extremely popular with the boys. Yakushiji Koko, a stunningly beautiful girl whom everyone recognizes. Hibiki was enjoying his student life with these girls, but to crush the caste, he “produced” Kiritani Hatori, an otaku girl in his class…?　 “Caste,” is a system in which people are ranked by others and sometimes causes unreasonable problems. Here is a coming-of-age riajuu romantic comedy about one who will rebel against such a caste!