Episodes
1. Episode 1In the aftermath of the devastating 7/7 London bombings, another terrorist cell plots an attack.
2. Episode 2A police surveillance operation ends in tragedy after an innocent tube passenger is shot dead.
3. Episode 3As the Met grapples with the fall-out from the shooting, a secretary makes a life-changing decision.
4. Episode 4With the police force engulfed in crisis, senior officers are confronted with hard truths.
