If he hadn't been awake before he certainly was now. "What the fuck?" His left hand flew right to his nose to check for damage. Even if it was broken, he wouldn't be able to tell himself, right now it just hurt. "Are you seriously that deranged?"
Stumbling backward into his flat, he reached blindly for his wand - never leaving it too far from his person. Or in this case the door. Zacharias scrambled for his wand. Once his fingers were wrapped around it, he shot the first hex that game to mind which was a disarming spell followed by one to push her backwards back through the door. "Get out of my flat."