She'll do a quick search of the floor, first, to make sure there's no other ways down; she's not expecting there to be any, but one never knows if there's something simple and easily overlooked. If not, she'll see if she can't get closer to the door, both to listen in on the voices, and see if she can pinpoint their location, so when she moves in, and needs to attack, she'll be better suited to hit them.