Ex-military cop Jack Reacher gets caught in the middle of an off-the-books FBI drug investigation when he spots an old nemesis--believed to be dead for ten years--alive and well in Boston and his attempts to tap into his old resources for help brings the federal agents to his door.

With London's streets deserted, a young flower girl is murdered. But why was she out so late on the foggiest night of the year? Inspector Witherspoon of Scotland Yard has nowhere to even begin looking for a suspect. However, Mrs. Jeffries, his housekeeper, is even more accomplished at detection than she is at household management. A policeman's widow herself, her quick wits allow her to nudge the inspector in the right direction to solve the mystery....