Vicious Circle is a Commander's Challenge mission after Dangerous Skies. When FutureTech comes to Panama, Giles Price meets the Commander again. Commander Belova's arch rival plans to use strategic bombing and aerial bombardment to destroy the Futuretech Commander, but doesn't get this at the right time with the Harbinger Gunship when the Allied air supremacy is finally crushed to death and Giles retreated northwards to the North Atlantic.