Glasgow in the 1950s - not somewhere you'd choose to be unless you were born to it. Yet Lennox, a private investigator, finds it oddly congenial. Lennox is a man balanced between the law and those who break it - a dangerous place where only the toughest and most ruthless survive. Glasgow bookie and greyhound breeder, Jimmy 'Small Change' MacFarlane, runs one of the biggest operations at Glasgow's dog-racing track.