[He could have come out with a few other things if Baji hadn't believed him with just that, but with the look of that blush and the baffled way he's being stared at Heizou thinks he can safely assume both that he is correct and that he has suitably impressed his young companion.]

Detectives are observant, but I'm a special case. Not every detective would have noticed those things.

[Heizou has been paying attention to Baji since they first met, and during this interaction as well. He has already told him so much without speaking.] And really, just what kind of trouble will I be in?

[Don't tempt him. He can tease terribly when he has a mind to. Ah, but he might not really mind that use of the name... He gives a pleased little smile as he continues.]

You're not trying to intimidate me when I'm buying you lunch, are you?