Netflix and the Duffer Brothers have given a Valentine's Day present to fans of hit series "Stranger Things" in the form of a trailer for the highly-anticipated season 4.
If you have not seen season 3, stop reading now. The trailer answers a big question left hanging at the end of season 3.
The trailer for season 4 features Hopper, a beloved character who seemed to be dead at the end of season 3.
The teaser does not include any details about when season 4 will be released on Netflix but it is still guaranteed to set social media on fire with speculation.