Time and circumstance had made Rose wary of being snuck up on, even in a place where she was supposedly safe like the Cirque; she startled easily but was working on controlling the instinct. She didn't like giving away even that much information via body language. So when Orion appeared suddenly around the corner, fire poi in hand, it wasn't so much that she jumped as she had sort of a full-body twitch, flight instinct triggered but then ruthlessly suppressed at the recognition of a coworker. The suddenly white-knuckled grip on the plastic wrap relaxed, and she set it down to see if she could fit the rest of the supplies in the kit around it.
"Heavens, no," she murmured, carefully considering what to pack next. "There's hardly room for one of him around here, let alone two." Her voice was cool, professional, but threaded very slightly with amusement. She hardly thought their illustrious Ringmaster would would be found muttering to himself over a cache of medical supplies.
"Something I can help you with?" Small talk was perhaps one of the other things the doctor needed to practice more.