After helping thwart a terrorist attack, a war veteran is assigned to protect a politician who was a major proponent of the conflict he fought in.

1. Episode 1 58m Sgt. David Budd is promoted to a protection detail for UK Home Secretary Julia Montague, but he quickly clashes with the hawkish politician.

2. Episode 2 59m After an attempted attack on the school Budd’s kids attend, Montague worries about leaks in the department. But she may be in the line of fire herself.

3. Episode 3 58m Montague’s public standing sours further. As Budd feels mounting pressure to spy on her, investigators question his statement about the shooting.

4. Episode 4 58m In the wake of another attack, investigators grow increasingly suspicious of Budd, as his state of mind becomes increasingly frayed.

5. Episode 5 58m Budd starts putting the pieces together about who could have been behind the bombing. But those same people may be closing in on him, too.