Lost is an American drama-mystery-adventure television series that follows the lives of the survivors of a plane crash on a mysterious tropical island.  A horrific plane crash leaves 48 passengers alive, and stranded on a remote island in the South Pacific. The survivors include doctor Jack, now freed prisoner Kate, one hit wonder rock star Charlie, Iraqi military vet Sayid, and a mysterious man named Locke. For a while their goal is simple survival, but they soon realize that it was far more than mere chance that brought them together, and each of them has a purpose that will help them unlock the island's secrets.