The Armed Detective Agency's latest case brings them to the floating city Standard Island, a strange man-made vessel and a resort for the wealthy off the coast

As Kyouka fights her past demons, the threat of a three-way war between the Armed Detective Agency, the Guild, and the Port Mafia looms. With each side fortifyi

Regaining consciousness after nearly losing his life to Akutagawa, Atsushi is paralyzed by the thought of bringing more death and destruction down on the heads

Atsushi's far-fetched idea to form an alliance with the Mafia results in a summit between crime boss Ougai Mori and Armed Detective president Yukichi Fukuzawa.

With the heads of the Agency and the Port Mafia on the brink of death due to a “cannibal” virus, the vicious rivalry between the groups rears its head once