Pulling the door open swiftly, he pressed back against the wall adjacent to it, waiting for either an attack or a shout of surprise. When neither happened, he raised his wand again and looked around the open door to see what Fred was seeing.
Seeing the old woman, he gave her a confused smile. "Uh. Sorry ma'am. Didn't mean to drop in on you like this." Roger was already starting to let his guard down, deeming the old woman as not a threat.
But there was something off about her, something in her face from what very little he could see of it in the dark.