Besides the suspect chair that's been edged out in the room, there's a still-made and unruffled bed, and two high backed chairs set against the wall. Mark seems to immediately regret his attempts to shove Arthur out, but they appear to have born of something reflexive, rather than a calculated effort, as he doesn't object this time and looks around a moment, before plopping onto the very corner of the bed in a somewhat defeated manner.

"Right, sorry..." He clasps his hands together between his knees, considering for a moment, before he comes right out with: "So how did you get here, exactly? I mean I'm pretty sure... time traveling's new around here."