The would-be highwayman killer's case is closed, and Luis has been cleared to return to work. He and Donovan are starting their new life together, and while they're both a little new at this whole "stable relationship" thing they're determined to make things work. When people start dying at Assonet Ledge, it seems like a typical case for Donovan until one of the victims turns out to be a missing person from out of state, bringing the FBI into one...