Hmmm.

[ Cain spends another minute holding his glowing hand to John's wrist, but the scars don't seem to be fading. Too old, it seems. ]

Looks like you're stuck with them, for now. And stuck with me. It seems like we could both use someone to watch our backs, don't you think?

[ His grin is slanted, inviting John to relax, to let someone help him instead of staying so prickly. ]