Scott Graham was a formidable SAS soldier. Decorated for his heroism in Northern Ireland and the Falklands, he fought gun battles in which more than a dozen IRA terrorists were killed. Mairead Farrell planted bombs for the IRA. For 14 years they carried on a clandestine affair, which reached its crescendo with the controversial shooting of three unarmed IRA terrorists on the Rock of Gibraltar. This is the true story of this extraordinary romance, and of the killings that shocked the world.