The biggest moments from "Stranger Things" Season 5 Vol. 2, from The Upside Down's true nature finally being revealed, to Max's escape

Volume 2 of Stranger Things' final season fails to reach the highs of the first four episodes. Read our review.

This story contains spoilers from Season 5, Volume 2 of “Stranger Things, now streaming on Netflix. After four-and-a-half seasons of questions prompted by “Stranger Things,” in Volume 2 of the show’s fifth and final season,

The play reveals that the cave system was where Henry first ventured to Dimension X — now dubbed "The Abyss" in Stranger Things. That's the alternate dimension where the Mind Flayer and Demogorgons are from, as opposed to the Upside Down, which Volume 2 reveals is a bridge connecting the Abyss to our world.

Jamie Campbell Bower, Noah Schnapp and The Duffer Brothers spoke to "Good Morning America" about the final episodes of "Stranger Things."

The scene is one of several tear-jerkers in the second volume of episodes, released on Christmas Day. In addition to a whirlwind of emotional sequences, the back half of the season is finally beginning to provide some answers about the Upside Down and the evils that Hawkins has been facing this whole time.

The wait is nearly over for fans of Stranger Things. Netflix has revealed release dates for the fifth and final season, promising one last showdown in Hawkins, Indiana, as the beloved characters prepare to face Vecna.

Stranger Things Season 5 Volume 2 release time is set for December 25 on Netflix. Three episodes will stream worldwide with region-based timings. The final episode will arrive on December 31. The story follows Vecna,