[Machine Translation] Hakata, a city where 3% of the population is made up of hitmen. A black market war breaks out in Hakata, a city where 3% of the population is made up of assassins. Baba is working to destroy the Kakukai in order to protect Hayashi, Saruwatari and Nitta are pursuing the Kakukai even though they are enemies with Baba, Enokida has lost his friends and is trapped, and Hayashi is having nightmares. And then - "The Serial Murder Case of Noriaki Hayashi" suddenly springs up. The assassins are caught up in a war that involves a multitude of agendas and fates. When the sad past comes back to haunt them, a deadly showdown begins as the men of the underworld put their lives on the line to save each other! Sequel to the grand prize winner of the 20th Dengeki Novel Award.