Netflix’s latest publicity stunt is as mysterious as the Upside Down.

On Wednesday, Feb. 16, the streamer posted an interesting update to Twitter: a photo of a billboardThis is upside-down font. “Every end has a start.” Although the article didn’t mention it directly, Stranger ThingsIt didn’t take fans long to see that the tweet related to horror drama.

The upside-down message, for starters, is It is clear a reference to the alternate dimension that is connected to the show’s main setting, Hawkins, Ind. Not to mention, fans have been eagerly awaiting news for a season four premiere date ever since the streamer confirmed last November that the new season would drop this summer.

Netflix’s tweet drew strong reactions from many fans. One follower commented“Y’all can no longer do this.” We are tired. We just need a release date. You could also upload a trailer. SOMETHING.” An additional fan shared similar sentiments. addingWe want to see a trailer and a release date !!!”.

And to top it all, one said exactly what we are thinking. writing“Okay, now you are really teasing us too much.”

But what about that cryptic message? It is Stranger ThingsIt’s ending earlier than we expected. Do you think there is a possible spin-off? It is possible that the note refers to the haunting Creel House which featured in a September teaser.