...Busted. He knew he was doing something he shouldn't be doing; the only reason he tried to open that door is that he thought everyone would be asleep. (I try to aim for 2 AM or earlier, but I basically never go beyond 3. This having been the one time I did, had I not, he would've gotten away with it.)
Naturally, this means that I didn't wake up until fairly late in the day, with a ton of errands to run which I'm still running, but annoyingly enough, the main proxy I use is for whatever reason experiencing a rather inconvenient downage. >_<
Ah, well. Gave me time to check in and write this blog post.