Subaru Sumeragi is the thirteenth head of his clan and a powerful onmyouji. With the help of his twin sister Hokuto and the veterinarian Seishiro, he solves supernatural troubles in Tokyo and helps whomever he can.
All his life, Koichi dreamed of being a hero. When he realized that wasn't going to happen, he moved on. But now, fighting against the terrifying Number 6, his dream is all he's got to hold on to.
It is the near future, and student violence in schools is out of control. Hwajin Na becomes a supervisor of the Educational Rights Protection Bureau and is sent to a school where the collapse of authority is severe.
