The film is based on a 2003 novel by the same name, written by Norwegian author Jostein Gaarder. The main character is the young boy Georg who one day finds a long letter from his deceased father. The letter tells, among other things, about the father's youthful love for the mysterious "orange girl" (appelsinpiken), and leaves a mystery for Georg to solve.
A taxi driver gets more than he bargained for when he picks up two teen runaways. Not only does the pair possess supernatural powers, but they're also trying desperately to escape people who have made them their targets.
Armed men hijack a New York City subway train, holding the passengers hostage in return for a ransom, and turning an ordinary day's work for dispatcher Walter Garber into a face-off with the mastermind behind the crime.