A British secret service agent is faced with the task of pursuing and eliminating a British-born suicide bomber and his terrorist cell.

Ewan: [on a suspect who's on fire] Let him burn.
Ewan: I fought over there, to stop this from happening here
[pause]
Ewan: again. Didn't stop, they're not going to stop, neither will I. I'm going to find everyone of them, and send them to the death they pray for.
Charlotte: You're out of your mind.
Ewan: It's in my nature.
Ewan: I love my country. I'd kill for it and I'd die for it.
Charlotte: Good for you.
Nabil: In Afghanistan, we had to fight to earn respect and freedom from the Russians.
Ash: You were there? What was it like?
Nabil: What happens on the battlefield is between you and God.
Ash: The American forefathers fought the British, beat them hands down, and now what are they? They're the biggest superpower on this planet. Why? Because violence is the supreme authority all authorities derive their power and legitimacy from. Law is completely irrelevant in the face of true force. That applies to any country.
[last lines]
Ewan: The press have been sent copies of these files. I'm sure you were responsible.
Charlotte: These files are nonsense you made up, no one will believe it.
Ewan: They might - if you buckle under the pressure of the story.
Charlotte: You're out of your mind.
Ewan: It's in my nature.
Charlotte: We're bound by procedure. In this situation, we cannot afford those constraints.