Stranger Things Season 5 just explained a mystery that’s been troubling viewers since the show first began. The last two seasons of Stranger Things have told stories at a greater scale than ever before, and we’re literally heading into an end-of-the-world scenario for the Season 5 finale. Given that’s the case, it’s hard to believe […] The post This One Stranger Things Theory Explains a 9-Year-Old Season 1 Mystery, Sets Up the Finale, & is the Key to Future Spinoffs appeared first on ComicBook.com .