Clint had been seeing the fog, all over the mansion, wafting through corridors and out of vents. This didn't seem to kill people, which was good, but he still wasn't interested in finding out what it did do, if he could help it.

Seeing Bela Talbot scrambling into a corner to hide from, as far as he could tell, nothing whatsoever, well, that alarmed him one way or another. Clint jogged up to where she cowered in fear, in horror, grabbing her firmly by the shoulder.

"Hey. Hey! What happened?"