As criminal gangs rampage unchecked across London, a secretive elite squad begins a campaign of action, delivering the guilty to the cops - along with all the evidence they need for a conviction.

As criminal gangs rampage unchecked across London, a secretive elite squad begins a campaign of action, delivering the guilty to the cops - along with all the evidence they need for a conviction.

Lines are drawn

But when innocent people are shot after the vigilante crew blunders into a major police operation - Detective Rick Turner among the unintended victims - it's clear they must be stopped. Rick's brother Sam might be able to help, but he's a fugitive from the law himself, on nobody's side but his own.

In too deep

As Sam and Rick are drawn into a vast criminal web, allegiances are tested to the limit. mistrusted by his bosses, and targeted by a deadly enemy out for revenge, Rick must decide where his true loyalties lie.