Turbulence on the red-eye flight from London to New York isn't anything unusual. But the strange thumping noises from the cargo that began after the turbulence are definitely not normal. And when seven passengers and a flight attendant realize they're the only people on board who aren't in a coma-like sleep, the questions range from asking what exactly is in the cargo bay, to who's going to land the plane—and wondering whether they're still over the Atlantic at all.