Spoilers for the season two premiere of Riverdale!
In season one of Riverdale the big mystery revolved around who killed Jason Blossom, and we were worried The CW's eerie drama wouldn't be able to top that dark, twisted storyline. Now that season two has finally returned, a new, equally unsettling puzzle has revealed itself: who is that hooded serial killer? So far, all signs seem to point to Betty's father, Hal. But let's back up a second.