Peace is declared in Northern Ireland after thirty years of troubles. The criminal empires that have existed during the troubles can no longer operate and are being shut down. George is released from prison and returns to his old working-class neighbourhood to resume his life and steer clear of trouble which includes his best friend Emmet. Nadine has also come back to Derry after many years away, she is the estranged daughter of the resident crime boss Simon McKnight and also George first love. When Emmet finds a bag of money belonging to a ruthless loyalist hit-man Giggles, George is compelled to help him one last time to return it. This step is too far and they are forced to enlist the help of a gang from the other side of the community.

Getaway driver Miles Foster is placed in witness protection after the murder of his friend Andres by Astin Brody, a shady underworld boss. Miles is hidden on the Greek Island of Zanthi with a recently graduated female MI6 officer, Charlotte Green. Shalom Godsall, Brody's disgruntled number two, has recommended two Irish assassins take out Miles, much to their surprise as a father and son assassin team they h ave a terrible track record. Godsall, however, is working with American secret service to oust his rival Astin Brody and take the top job. Nothing is going to plan; the assassins have found their target and are getting close. Miles and Charlotte are not getting on at all and the special relationship between the British and American secret service is at breaking point.