The fourth book in the }Strike Back{ series, in which a former Russian spy hiding in Malta goes to ground, taking information on a planned Russian invasion with him. MI6 want to get him before the Russians. Ryan continues to use the most recent events and global dynamics to add authenticity and urgency to his work Strike Back legend John Porter and ex-SAS anti-hero John Bald join forces to take on their deadliest enemy yet: the Russian war machine.