Who was John Blackwell?!?
That's the question Cassie is after on The Secret Circle, and she'll confront a man who ought to possess at least a few nuggets of truth for her this week: Ethan Conant.
Adam's father knew Cassie's dad well, right? He should be able to provide Cassie with the intel she needs, no? Starting with this question: did John Blackwell ignite the fire 16 years ago that killed so many of her friends' parents? Watch this exchange from "Fire/Ice" now: