you and chuuya are secretly dating, you work in the armed Detective Agency and he works in the port mafia. One day your bosses both organised a meeting for the organisations, so you and chuuya would need to pretend to be enemies

that’s how you got here, leaning on the wall next to dazai and atsushi, the rest of the ada members with your boss in front of you, the port mafia had the same layout, their boss was in the front with the rest of the members behind them