In the meantime, she looks for Will and Barb in the Upside Down.

The episode escalates the stakes as the Demogorgons invade the laboratory and kill everybody inside.

In the meantime, the survivors turn up the heat on the monstrous force that’s holding Will hostage.

The-10-Best-‘Stranger-Things’-Episodes,-Ranked

Image by Federico Napoli

One of the series' fan-favorite moments happens as The Gatewraps up: the Snow Ball dance.

It’s here that Mike and Eleven kiss for the first time.

This moment catalyzes the plot, reinforcing that these characters are willing to risk everything to protect their town.

Stranger Things Season 4 Poster

Hopper braces to battle a monster, where Dustin decodes a message from beyond.

From the moment Will disappears,Stranger Thingspulls audiences into the mystery and never lets go.

NEXT:The Most Underrated ‘Stranger Things’ Episodes, Ranked

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Millie Bobby Brown as Eleven floating in Stranger Things

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Bill and Mike looking at Noah Schnapp’s Will in as he lies on an hospital bed in Stranger Things

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Gaten Matarazzo’s Dustin and Joseph Quinn’s Eddie with their back turned on each other look around with a concerned look on their faces in Stranger Things

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Will with his back turned to the camera looking at the huge Mind Flayer in front of him in Stranger Things

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Noah Schnapp in Stranger Things standing in front of the mirror

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Millie Bobby Brown as Eleven in Stranger Things hugging Lucas and Dustin

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A backshot of Dacre Montgomery as Bill sacrificing himself in the mall in Stranger Things

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Millie Bobby Brown as Eleven and Jamie Campbell Bower as Henry in Stranger Things looking at each other while playing chess

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Noah Schnapp as Will in Stranger Things

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Sadie Sink as Max in Stranger Things sitting down in front of Billy’s grave

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