In the near future, a 'Grand Lottery' has been established - the catch: kill the winner before sundown to legally claim their multi-billion dollar jackpot. When Katie Kim mistakenly finds herself with the winning ticket, she reluctantly joins forces with amateur lottery protection agent Noel Cassidy who must get her to sundown in exchange for a piece of her prize.
As the gang return to Jumanji to rescue one of their own, they discover that nothing is as they expect. The players will have to brave parts unknown and unexplored in order to escape the world’s most dangerous game.
As the Avengers and their allies have continued to protect the world from threats too large for any one hero to handle, a new danger has emerged from the cosmic shadows: Thanos. A despot of intergalactic infamy, his goal is to collect all six Infinity Stones, artifacts of unimaginable power, and use them to inflict his twisted will on all of reality. Everything the Avengers have fought for has led up to this moment - the fate of Earth and existence itself has never been more uncertain.
The Guardians must fight to keep their newfound family together as they unravel the mysteries of Peter Quill's true parentage.