[Machine Translation] Ikebukuro, Tokyo. In Ikebukuro, Tokyo, the city where the craziest people gather, the most powerful assassins in Hakata descend on the city. Hey, isn't this town kind of dangerous? Noriaki Hayashi is a freelance assassin who has been captured by a black market organization. Shizuo Heiwajima, the most dangerous man in Ikebukuro, wielding a sign, says, "I don't know about you, but I'll buy a fight. Tokyo is a scary place, isn't it? Teito Ryugamine, a boy who came to Tokyo for an extraordinary life. Enokida, a genius hacker who manipulates the members of the Shinjuku community, says, "There must be some good informants in Shinjuku. The "Nabe" is a hot pot. Rinya Orihara, a man who runs an informant shop as a hobby. Behind the "Headless Rider" case with a 10 million yen bounty on the line, a new story unfolds between the most dangerous men in the world!