Before he can finish his sentence, Jadna-- oblivious to his noble gesture-- is halfway up the wall and scrambling higher, her compact body moving her up and to the top with a speed and determination fueled by terror and experience.  At the top, she doesn't think to look around... she snatches up a fist full of rock and hurls it overhand at the sound of the approaching monsters... the chuck of granite bounces off of brick or mortar, but hopefully adds a distraction...