After a mysterious disappearance on the canal, Jock turns up in Belfast gun-running for the IRA during the \'troubles\'.
We follow the arms shipment by road, Grand Union Canal and sea to.
Helen, Jock\'s erstwhile partner in a previous black market scam, is reunited with her son after a prison sentence and she fears for her safety while Jock is at large.
He hatches a more lucrative scheme with a Palestinian and the story follows the conspiracy to divert weapons to the Black September Organisation.
After a mysterious disappearance on the canal, Jock turns up in Belfast gun-running for the IRA during the \'troubles\'