In its most basic form, the plot is this: Hela, the goddess of death, returns to wreak havoc on Asgard while casting Thor out in the process. Thor ends up on an alien world where he encounters some old friends and some new ones, and plots how he’s going to save his home.
Guardians Of The Galaxy: Volume 2 is bigger, and packed with more jokes than the first film. We’re introduced to more interesting characters, each with their own story to tell. We also learn a lot more about how the Guardians got to where they are now. These new characters and the development of the characters we already know gives Gunn plenty of material for future movies set in this huge galaxy