It's all-out action across the Atlantic as secret I.O. agents Zach Donovan and Rocky Boorman hit the streets of London tracking the escaped trio of walking nuclear bombs! Arriving at an astounding science facility, the Patriot duo is joined by a mysterious new partner, Britain's greatest super-spy: Nigel Harrington. But can Rocky keep her focus on the mission...or will memories of her shattered love affair with Harrington lead her astray? It all builds to an earthshaking, action-packed fight in the midst of London.