London gang member Sean Harker is down on his luck. After a car heist gone wrong, he finds himself in a young offender''s institution . . . aged only 16. Locked up and afraid, a horrifying incident convinces Sean to turn his life around. It''s hard, gruelling work in the army cadet force, but it''s a chance for another life in the army - fulfilling, thrilling and adventurous. But leaving gang life behind is not going to be easy. As Sean is drawn further back into his shady past, he discovers..