Misogi Kumagawa, the 66th president of Hakobune Private Middle School, makes an unprecedented request to the new student, Medaka Kurokami. The episode of Medaka's middle school days, which have been shrouded in mystery, are now revealed! Episode 0, "Hakobune Middle School 1st Year, Medaka Kurokami!" The "final" and "first" story comes to light!