M: I don't know. I can't very well understand that by myself. But if I can save someone who's in trouble... it doesn't matter if I'm a fake or real, I think.
R: Here's my business card. When we get back, let me thank you properly. I live in Seasoning City too. Well. It's not so I can return the favor exactly, it's more like if you'd like someone to talk to, I can do that.
M: I'm really here because I got lost too. I'm looking for a kid. I better go and keep looking for him.
R: Yeah, you better find him soon. He's probably feeling so helpless to the point of tears.
M: It's safe for you to return home now. I don't look like it, but I have psychic powers.
R: I thought so. I'm a genius psychic myself, after all.>huge but docile dude
That's conveyed through their language here too. Mob speaks very politely, but Reigen speaks so casually, even though he's speaking to someone who's basically his age.