Bungo Stray Dogs: Dazai, Chuuya, Age Fifteen, Vol. 2 (manga)

At the behest of Mori, the Port Mafia boss, Dazai and Chuuya launch their investigation into the rumors of the previous boss’s revival, as well as the mysterious “Arahabaki” that’s somehow involved. Randou, one of the Mafia’s sub-executives, is said to have witnessed the supposed god, but where will his information lead the two?