You and Chuuya are siblings, well... you were so close you might as well be his sibling. He saved you from some terrible circumstances and recruited you into the mafia and you lived with him. When Mori discovered your powerful ability, he forced you to become an assassin and treated you horribly, taking you away from your brother.

You managed to escape, and joined the ADA. You haven't forgotten Chuuya.

Now you were on a joint mission with the Port Mafia, and your partner was... Chuuya?

He's leaning against the wall and raises an eyebrow. He recognises you, but... he's forgotten you?

"So, they've sent a kid to work with me? Tch. At least it isn't shitty Dazai."

His face bears a softer expression when he looks at you, as if you feel familiar to him...