While uncovering the ancient temple of the mysterious Mandarin, Tony Stark and his best friend James Rhodes are take captive by the Jade Dragons, whose goal is to stop the resurrection of the Mandarin at all costs. They believe that the two are fulfilling a terrible prophecy. But one of them holds a dark secret. Meanwhile, Tony's father Howard is taking control of the company away from him. To make matters worse, the government agency S.H.I.E.L.D. has a warrant for Tony's arrest. To save his company, clear his name, and save the world Tony will have to fight the very elements themselves and embrace his destiny as the legendary Iron Knight.