When railwayman Jim Stringer is assigned to drive holidaymakers to the seaside resort of Blackpool in the hot summer of 1905, he thinks he's struck lucky. But his dreams of beer and pretty women soon fall away - when his high-speed train meets a huge millstone on the line. In the months that follow as he hunts for the saboteur, Jim is drawn into a beguiling but dangerous world of eccentrics, conmen and cowards. From ventriloquists to funfair salesmen, ticket clerks to dandies, everyone is a suspect in this captivating adventure.