He turns his arm over and looked at the smudge like he didn't know how it got there. "When did I do that? Most of the stuff in the Ark-- . . . Oh yeah, that's right." He pulls out the rag and begins to clean up the liquid he'd spilled earlier. "Good optic."

Random doesn't give the new group any acknowledgment as he cleans up the mess other than a quick glance in that direction.