Barfield Prison is given 60 million pounds to rebuild it after the riot. The prison is currently vulnerable, due to the helicopter wires being taken down due to the damage caused by the riot. A prisoner, Maynard, begins to plan his escape from prison. Meanwhile, another prisoner escapes, but he is then seen by Helen running back to the prison and she learns that he was a long distance running champion and she arranges for him to have regular training. While the prison is sorting out the problems of some of the prisoners, they are unprepared for Maynard and another prisoner to attempt their escape. (thetvdb.com)