He's all paying attention to what's on the shelves when she comes up behind him. The problem with the avox bit of him fading out, the Alternian bit didn't come back to take it's place up for any of the important shit.

Like not being caught off gaurd.

His ankles caught in a snap-- even worse with his wounded leg-- and his hands go out to try and save himself. Claws scrape ineffectually along metal, and he brings several things crashing down as he lands on his back.

He's still got the bruises from falling down the stairs after he got shot, on top of having been, well, shot. The landing winds him, breath coming out in a sharp woosh. His eyes go up to catch sight of his assailant.