Tokyo, Ikebukuro.
The young Ryanomine Teijin who yearned for urban life accepted an invitation from his friend Masaomi Kida, who had played with him since childhood, to leave his hometown and come to Tokyo to enter Ikebukuro Raira Academy.
And in Ikebukuro, there are a few people who can't provoke, especially Shizuo Heiwajima, who is known as the "strongest" and Rinya Orihara, who runs the information house. In addition, there is an unidentified violent organization called "Dollars" in Ikebukuro.
However, on the first day in Beijing, Teijin, who was disturbed by the complicated relationship in Ikebukuro, witnessed the urban legend "Headless Horseman"-Selti Stroud, riding a black motorcycle through the streets. Elson.
So, as the slasher incidents occurred one after another in Ikebukuro, Heiwajima Shizuo, Orihara Rinya, Dollars, Headless Horseman, Slasher, Yellow Turban, etc. gradually surfaced around the "Who is the strongest in Ikebukuro". The topic, Ikebukuro is facing collapse, a series of abnormal but straightforward stories began.
