Sango Harukawa

The American group of ability users known as the'Guild' appears, led by the wealthy Francis Scott Fitzgerald, who has his sightsset on the Armed Detective Agency! Can Agency president Fukuzawa stop him...!? Not if Guild member Lucy Montgomery and can help it!

Atsushi has managed to rescue Kyouka Izumi, who's been working as a Port Mafia assassin against her will. But the deadly Akutagawa hasn't given up yet! Atsushi's not the only one with a dangerous foe, however. Mafia member Chuuya Nakahara makes his appearance, and his grudge against Dazai is nothing to sniff at!

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 of his companions at the Armed Detective Agency and vows to run away. But before he can make good on his resolution, the Mafia sends Ryuurou Hirotsu of the merciless Black Lizard squad to storm their offices! Between the bomb-tossing Motojirou Kajii and the demure, kimono-wearing Kyouka Izumi, will the Mafia's literary giants close the book on Atsushi and the Armed Detective Agency for good?!