Netflix has unexpectedly dropped a “terrifying” trailer for Stranger Things bosses The Duffer Brothers ’ next big show. Stranger Things may have reached its long-awaited conclusion just a few months ago but its creators have already been hard at work on two more Netflix series. The first was horror drama Something Very Bad Is Going To Happen and now the trailer for their next series, a sci-fi mystery horror, The Boroughs has dropped. The trailer, which teases its Thursday, May 21 premiere,