The finale had aired. The credits rolled. The epilogue showed the characters eighteen months older, living their lives beyond the horrors of the Upside Down. And yet, across social media, a peculiar rumour began to circulate: a secret ninth episode of Stranger Things was coming to Netflix on 7 January 2026.
Within days, the theory had been shared thousands of times, commented on tens of thousands more, and generated an entirely fictional narrative about what viewers might expect. The only problem? It was complete fiction—and its spread offers a masterclass in how misinformation flourishes in the digital age.
