Hardworking single dad Terry (Josh Lucas) has a new lease on life: he has recovered from a recent heart transplant and met a beautiful woman. But things begin to go awry as Terry becomes haunted by his own heartbeat and realizes that he must delve into the shocking death of the donor who saved his life. Desperate to protect those closest to him—and his own sanity—Terry listens to the warnings coming from within and embarks on a gripping quest to learn the secrets of the dead.