In the wake of a career-ending scandal, disgraced lawyer Lawson Russell moves to Key West, where he befriends aging novelist Christopher Marlowe. After letting Russell borrow his latest manuscript, Marlowe dies of a heart attack. When Russell publishes the dead man's manuscript under his own name, he makes the best-seller list—and unwittingly becomes the prime suspect in the investigation of a grisly multiple homicide.

A rowdy, unorthodox Santa Claus is fighting to save his declining business. Meanwhile, Billy, a neglected and precocious 12 year old, hires a hit man to kill Santa after receiving a lump of coal in his stocking.