On a rust-bucket cargo ship bound from Liverpool to the United States in 1848, an Irish stowaway named Devlin steals a suspicious package after witnessing it changing hands between two sea captains. All he finds is a seemingly worthless pile of papers marked "David Copperfield, Final Four Numbers, by Charles Dickens." Devlin is determined to see if he can somehow turn events to his advantage by paying a call on Dickens's American publisher. A year...