Episode 5 of Stranger Things season 5 references events from the prequel stage play Stranger Things: The First Shadow, which most audiences have not seen.

Find all the connections from previous seasons and 'The First Shadow' play that may help you connect the dots as you watch 'Stranger Things 5' Vol. 2

Noah Schnapp as Will Byers, Finn Wolfhard as Mike Wheeler, and Winona Ryder as Joyce Byers in 'Stranger Things' season 5. Season 5 places viewers in November 1987 (season 1 takes place in November 1983),

The final batch of “Stranger Things” episodes before the big finale is finally here, but have you really gotten Diana Ross’ ‘Upside Down’ out of your head yet? Well, maybe the latest playlist will help you out.

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.

"Stranger Things" fans have entered another period of darkness as they wait for the series finale release. The two-hour finale for Season 5 will be on Netflix and in theaters soon. Here's a reminder of the schedule for Season 5.

Stranger Things' director Shawn Levy on directing Max's return, that Jonathan-Nancy scene, Will's big moment and his final day on the set.

After keeping us in the dark for almost 10 years, Stranger Things has finally revealed what the Upside Down actually is – and as Dustin Henderson says in season 5, all our theories about the dark realm have been "dead wrong" so far. Well, unless you've seen the stage show, Stranger Things: The First Shadow, that is...