Okay, she heard that, though he sounds a good deal quieter than he ought to, considering how close behind her he was a moment ago. She scowls at the wall in front of her, wondering how thick it is. "The maze is changing itself," she calls as she draws an arrow from her quiver and sets it to the string. Best to take precautions if the labyrinth is up to mischief. Or is the Master doing this, somehow? "There's a wall here that wasn't here a moment ago!"

And since there's no chance of Andrew getting through said wall, she edges down the corridor. Maybe there's a parallel corridor leading back the way she came. "I'm going to try and double back," she shouts.