Abe (Nathan Fillion) witnesses the murder of his wife and young son, and the suicide attempt of the murderer. Some time after the tragedy, Abe is still so distressed that he attempts suicide with an overdosis of medicines. After he is revived in a hospital he is suddenly able to see when others around him are going to die. He saves several people, but finds out that people who are saved turn into killers. The killer of Abe's wife and son earlier saved their lives, and after realizing that this would do more harm than good, he felt forced to reverse the saving by killing them, and to avoid further harm he tried to kill himself. Abe now also tries to kill someone he has saved earlier, but is shot by the police. Then as a ghost he prevents her from killing.

Budgeted at approximately $10 million, the film is rated PG-13 for intense sequences of violence and terror, some disturbing images, thematic material and some language.