What is LOST?

Lost is an American TV serial. A plane crashed on an island, there were 324 people on the plane, but 72 survivors including a dog survives. The survivors were spread around 3 places on the island, the middle of the plane are seen at the beach (no one knows where it crashed first), the nose part crashed in the jungle and the last part in the water on the other side of the island. (But this is shown in season 2). Later, the survivors experience terrible and scary events.