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Stranger Thingsseason 2 begins nearly a year after the first installment, on Halloween in Hawkins, Indiana.

(The boys are going as the Ghostbusters, naturally.)

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Jackson Davis/Netflix

Will has rejoined his pals after being rescued fromThings alternate dimension, the Upside Down.

So it seems like hes having some sort of post-traumatic stress disorder.

Shes trying to mask a lot, explains Ryder.

I think shes made this choice with Bob because she wants a good father figure in her sons lives.

Hes struggling with the compromise that takes him to, having to lie and cover things up.

Theyre both grappling with that, and we see the effects.

Teases Matt Duffer, Stephen King always has really great human villains.

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But this beingStranger Things, there is still a major amount of otherworldly forces causing trouble.

Plus, Dustin will find himself with an interesting polliwog-like pet.

Its a little creature I get to bond with, says Matarazzo.

Its obviously not from this planet or this dimension.

And then theres Eleven…