When underworld kingpin John Morgan (Billy Murray) returns to London with his wife Sadie (Jeanine Nerissa Sothcott) from their perfect life abroad, a feud is reignited with vengeful cop Frank Conway (Nick Moran) who is obsessed with bringing him down. Meanwhile, pressure from big boss Damien Osbourne (Bruce Payne) only adds unnecessary heat to the rising tension within the family business, with Morgan’s brother Richard (Frank Harper) and nephew Eddie (Danny Bear) constantly at each other’s throats. John aims to bring the Morgan gang together at a party in his plush apartment where they are set to meet his daughter Kate’s (Ambra Moore) new girlfriend Zoe (Lucy Aarden) – but all is not what it seems and as the night progresses a deadly game of cat and mouse ensues ending in revenge and murder, as the family are trapped in their own home by a gang of heavily armed intruders.