Tony gets an unexpected visitation from his future grandson Andros, who has come to eliminate Tony Stark, since he believes that by designing a super-virus named "Vortex", Tony will be responsible for a catastrophe in the year 2099. Now Tony must take down his own futuristic grandson with the help of Hawkeye, Black Widow, and S.H.I.E.L.D. while avoiding the future disaster at the same time!