In 2018, horror maestro Mike Flanagan obliterated all of our brains and guts with The Haunting of Hill House, a Netflix limited series based on Shirley Jackson's novel of the same name. The show was terrifying, emotional, and completely wrapped up the saga of the Crain family. So how do you do a Season 2? By going the anthology route, of course. The Haunting of Bly Manor, a new season of familial horrors from Flanagan, based on Henry James' The Turn of the Screw, is coming to Netflix. And we've got the first spooky-as-heck trailer. And …