[ At first the only reaction is that her eyes widen a little. She'd been monitoring, somewhat, just general casual awareness of the space around her and the people in the hallways. Not him too closely because she wasn't - she didn't want to use it as a weapon again, all she'd been looking for was the spaces where people were and then it stopped and she can see him but he's not there, he's not inhabiting the space the way he's supposed to. It's empty, like everything's suddenly lost dimension. There's a moment where she's just frozen because the last time this happened she was - she was alone and the room was dark and there was nothing for a very long time. She doesn't think about then. She doesn't, she doesn't think about then.
When she moves it's from that frozen vacantness to motion without a moment inbetween, just her sudden ducking out of the space he's aiming at as one hand reaches for his wrist to push the gun up towards the ceiling. She's moving on autopilot, in part, but it's an autopilot honed by years of violence and fighting people better armed and bigger than her. ]
no subject
When she moves it's from that frozen vacantness to motion without a moment inbetween, just her sudden ducking out of the space he's aiming at as one hand reaches for his wrist to push the gun up towards the ceiling. She's moving on autopilot, in part, but it's an autopilot honed by years of violence and fighting people better armed and bigger than her. ]