Mia questions Teddy and Harry, with conflicting results. An arson attempt fuels Mia's suspicions that she is not welcome. The realisation that she hardly knew Cassy draws Mia closer to Ewan.

With Sadie's help, Mia digs into an earlier death. Meanwhile, Annot recalls more of Ewan's misbehaviour than he would like, and a gruesome discovery in the forest puts Mia in immediate danger.