They're just myths and legends to most people. We had two demi-gods on board for a little while, but they left about a month or so ago. Well. Were sent home, not ... left.
It -- or whatever's guiding or controlling it -- does it on its own, yes. And no, no warning. Which is why the first time, people were booted out in their pajamas or in the middle of a shower. The second time caught us by surprise, too. So of course this time we warn everyone to be dressed and armed at midnights, and nothing happens. Both times it was midnight, so we assume that's the magical hour.
Nothing did happen. Whether it was our precautions or the train had some sort of unbreakable thing going on, we don't know. But we survived unscathed.
Yeah, love songs seem to be going around. Mine ... more or less was.