Anthony Neilson's dark, absorbing FilmFour funded Edinburgh thriller stars Billy Connolly as Nicky Dryden, a reformed ex-con who's put his life as a murderous debt collector behind him and become a best-selling writer and acclaimed sculptor thanks to his new wife Francesca Annis. But embittered detective Gary Keilty, who put him away 18 years ago, refuses to believe he's reformed and starts a vengeful campaign to try and get to Dryden return to his old ways.