He wants to tell Angel off, tell him that there's no way he should count Dabi among his friends...however...the guy had mentioned that this place was something of a new start for people. Sure his past might show up to bite him in the ass, but if he made friends now they might actually stand by him should certain other people show up.

People like his father, or any of the worthless heroes from his and Magne's world.

"Huh, you know in another life I'd tell you not to do that but...I guess it wouldn't be so bad." Who knew, maybe he'd even start going by Touya more often again.