The year is 1955, and a great flood is coming to Northfork, Montana. A new hydroelectric dam is about to be installed in the mountains above the town, ready to submerge the valley in the name of progress. It is the responsibility of a six-man Evacuation Committee to relocate the townsfolk to higher ground. Most have duly departed, but a few stubborn stragglers remain – among them a priest caring for a sickly orphan, a boy whose fevered visions are leading him to believe he is a member of a roaming band of lost angels desperately searching for a way home.
A young boy named Dallas goes on a search for his pool-hustling father after he abandons their family. Dallas is determined to bring his father home when he meets Joe Haley, a drifter wrestling with a past he'd rather forget, who feels responsible for Dallas' safety and reluctantly takes him in.
A 12-year-old boy manages to flee a Communist concentration camp on his own, through sheer will and determination. All he has in his possession is a loaf of bread, a letter to deliver to someone in Denmark, and a compass to help get him there.
Dr. Martin Blake, who has spent his life looking for respect, meets an 18-year-old patient named Diane, suffering from a kidney infection, and gets a much-needed boost of self-esteem. However, when her health starts improving, Martin fears losing her, so he begins tampering with her treatment, keeping Diane sick and in the hospital right next to him.
Good Samaritan Sarah Fitzpatrick has a fatal accident just before Christmas, and finds herself in the lobby before the gates of Heaven. Certain that she will be let in, she is shocked to find that her name is not on the reservation list. However, she is granted the chance to return to Earth as an "angel in training" with the requirement to help a soul in need. Sarah has the 12 days before Christmas to secure her place on the list leaving her in the race for her after-life.