After Mark (Omar Metwally) tells Cassie that he thinks the Legarskis are hiding something -- and it might be related to Ronald Pergman -- Cassie (Kylie Bunbury) convinces him to take her to Legarski's place so they can take a closer look. They arrive to find things very out of sorts, with some huge revelations: Wolf (John Carroll Lynch) is alive, and Ronald is free once again. From 'Happy Thoughts,' season 2, episode 10 of 'Big Sky.' Watch 'Big Sky' THURSDAYS 10/9c on ABC. Stream on Hulu.