[He doesn't want to be like anyone! He wants to be himself! But apparently that's "weird" and "upsetting" and "causing disruptions" according to other people! It pisses him the hell off!

As does that answer.

Rin snarls, tail lashing behind him as he grabs the demon king by his collar and gets even more in his face.]

Bull. Shit. He didn't start actin' weird until he met you in Inari! Don't feed me some line 'bout 'true intentions' like you didn't have a hand in makin' him walk away from us!