After Oceanic Air flight 815 tore apart in mid-air and crashed on a seemingly deserted Pacific island, its survivors were forced to find inner strength they never knew they had in order to survive. The band of friends, family, enemies and strangers has become reluctant heroes who must work together against the cruel weather and harsh terrain if they want to stay alive. Danger and mystery loom behind every corner on the island, and those they thought could be trusted may turn against them. Even heroes have secrets.