A banker is wanted by the police and seeks refuge in an underground organization. There he meets a man who is known as the "chief of police."
Suzuki enters a bar that the organ trafficking suspect frequents while Kubozuka stakes the place out. Suzuki meets an acquaintance at the bar.
A family forced to live in a closet heads to Tokyo to find help when their daughter is targeted to be sold into slavery.
Kubozuka has the family fill out an application in order to protect them from the killer that stalks them, but he needs Kotetsu’s stamp of approval.
Suzuki’s former girlfriend shows up to fill out an application, but under a different name. Kubozuka and Suzuki begin to investigate her.
Suspicion surrounds Shoko as Kubozuka’s investigation of her continues. Suzuki serves as her escort and grows more fond of her than ever.
Kubozuka and Suzuki investigate a hacker known as "La Niña," suspected to be the mastermind behind a string of attacks on foreigners.
La Niña has chosen Kubozuka as the next target for attack. As the team scrambles to uncover the identity of the culprit, a killer resurfaces.
A shadowy group set up by former police to oppose foreigners are behind the recent events. The stage is set for a clash between the organizations.
Kubozuka is given a truth serum and questioned about the organization. His comrades discover where he is being held and set out to rescue him.