Kodo Ikusei Senior High School, a main lofty school with cutting edge offices where almost 100 percent of understudies happen to college or track down business. The understudies there have the opportunity to wear any hairdo and bring any belongings they want. Kodo Ikusei is a heaven like school, yet truly just the most predominant of understudies get great treatment. The hero Kiyotaka Ayanokoji is an understudy of D-class, which is the place where the school dumps its "substandard" understudies to disparage them. For a specific explanation, Kiyotaka was indiscreet on his selection test, and was placed in D-class. Subsequent to meeting Suzune Horikita and Kikyo Kushida, two different understudies in his group, Kiyotaka's circumstance starts to change.