It was after Dazai death, the port mafia boss..Chuuya he trusted him as a partner, protected him as a boss..he nearly destroyed Yokohama, he was taken away..and that when you come in

It was dark, Chuuya was chained up in the middle of the room, tied down to chair…then the door opened, he looked up, then he saw you, he stayed silent..there was no point anyway he thought