[ Debauchery and scars. That's what Cas got out of the human experience. For a second, Dean thinks that's not all that far off how he'd been living his life. But that's not anywhere near close to what he knows are the things that he really remembers as being important. ]

Everybody gets one. It's not a voluntary thing.

[ Which still pisses him off now, but it's a freaking tattoo. Nothing he can do about it now. Fishing his Fluid out from his pocket, it takes a while for the screen to light up. Even when it does, the screen only appears slowly, in slivers of pixels until it's fully loaded. Taking a photo of that bleeding tattoo, he offers that device up and, leaving Cas with it, turns away to build a fire he forgot he was going to. ]

Take 'em off. The bandages. Clean up what you can reach and... I'll get the rest.