Thriller series. After the bomb blast at Brick Lane, Stephen, Yasim and Michael take refuge in the swamp, a place where the new underclass of people with no IDs bed down. Michael's illness is becoming more serious and he confronts his wife and brother with suspicions that they are having an affair. Russell ups his game, but he needs blood samples from sick refugees to build a case. When Stephen volunteers to get them he discovers the truth - and his world and all he believes in is shattered. Show less