It needs to be a two parter. 2 and a half might be stretching it, but 2 at least. Going off those pictures, I'm guessing two.
A combination of wanting to be recognized for his actions, but when he's recognized poorly I think his self defense mechanisms kick in telling him to ignore the public opinion. He's never been known until recently, so it's easy to go back to that state of trying to not care or isolation. It's nice that Genos is there for him to make sure he isn't completely alone. His little smile at the end is him sincerely happy about Genos being there for him I think.