Charlie St. Cloud is a young man overcome by grief at the death of his younger brother, Sam - so much so that he takes a job as caretaker of the cemetery in which his brother is buried. Charlie has a special lasting bond with his brother though, as he can see him, meeting up with Sam each night to play catch and talk. When a girl comes into Charlie's life, he must choose between keeping the promise he made to Sam or going after the girl he loves.