Barrel Roll makes his escape from Cobra Island. He has successful input a virus into the Cobra computer system that will send out information to the Joes at The Pit. The battle in Sierra Gordo continues between Destro's Iron Grenadiers, who are disguised as invaders, and a small GI Joe force lead by Recondo. Destro has signed a deal to get rid of the invaders with his own force. It's a double cross, but in the end it is Destro who gets double crossed back by the Presidents of Sierra Gordo and Sierra Muerte. Duke shows up to arrest Destro.