当一颗巨大的小行星将地球拉出轨道并破坏地面的混乱时，一个人发现了可以拯救人类的秘密政府计划。

When a woman's husband disappears during a kayaking trip, everyone assumes that he drowned. When she catches a glimpse of a man who looks exactly like him, it sets off a chain of events that unravels everything she thought she knew about him.

　　AgroupoffriendsgettrappedataamusementparkandstrikeoutanattempttosurviveagainstamutatedratknownasTheKiller.