Three remained going into "Chapter 9": Angela Basset's Monet, Sarah Paulson's Audrey, and Adina Porter's Lee. So, clearly, it was time for Murphy to add more characters and pile on the fake-outs.
Could the "lone survivor" be Dylan, the My Roanoke Nightmare reenactor played by Wes Bentley, who served two tours in Afghanistan and apparently Ubered his way to the Roanoke house? No. Not even close -- the Polks did him in, then the Butcher did him in a second time. But he did provide a splash of hilarity in a rather bleak episode.