David blinked, taken ever so slightly aback. Was she angry with him for the amount of time that ... no, no, whatever it was that was going on - and really, he should have had some idea, inexcusable not to know after being here for so long -- it had nothing to do with David and his pie. Although it seemed there were a few dangerous topics floating in the room, invisible and waiting for him to walk straight into.
"Four years?" He wistled through his teeth, shaking his head. Almost a decade since he'd spent that long in one place, it was hard to imagine now. "So you're the one to find if I get lost, good to know. I can understand how six months might not seem like much in that - and don't worry, I haven't been out much, and I tend to be pretty forgettable." David winced minutely, bad pun.