Cas leans back into Ren and rests his back against his chest, head resting just under his chin
Cas: Hm...? No-why do you ask...?
Cas: Ok well first off dumbass-it's red-and second of all, you calling me unnatural?
He raises an eyebrow at Ren, grinning
Cas: Pft-dude, I'm just messing with ya! But it is actually my real hair color...
Cas: Weird, right?