Ever since the final episode of Stranger Things streamed on Netflix on New Year’s Eve, a fan theory dubbed “Conformity Gate” has been circulating on social media. It claims that “Episode 8: The Rightside Up” — with a 2-hour and 8-minute runtime — was not the true ending of the series.

Stranger Things has not yet ended. On Monday, following a season finale that crashed Netflix on New Year’s Eve, the streamer announced that a documentary about the hit series will premiere on Jan. 12.

Fans think Stranger Things hid a fake ending and a secret Episode 9 drops January 7. Here’s why Conformity Gate is everywhere.

Stranger Things’ fans believe that a secret final episode is about to be revealed, thanks to an elaborate fan theory known as Conformity Gate.

Netflix will release a previously unannounced "Stranger Things" documentary, directed by Martina Radwan, about the making of the final season.

Noah Schnapp tells PEOPLE that he felt there was "a little bit left unsaid" after Will came out as gay, so he asked the series creators, Matt and Ross Duffer, to add a scene to the 'Stranger Things' finale to "close that story properly.

Stranger Things has ended with Season 5, but there's at least one upcoming TV show that could be just as big for Netflix.

The 'Bylers' and 'Milevens' believe a new secret ending for 'Stranger Things' is happening. They need to give up the ghost.