Waking from a coma after a car crash, Ben (Colin Firth) learns that his wife was killed in the accident, and his world collapses. As Ben attempts to rebuild his life, he gets a new job and new home and is befriended by a beautiful young neighbor, Charlotte (Mena Suvari). His life starts to turn around, but all is not what it seems. Haunted by visions of his dead wife, Ben starts to lose his grip on reality and begins to doubt his own sanity...