[s1e10] Revelations -

This suggests Audrey was Piper's accomplice or at least helped her coming to Lakewood, casting doubt on her "victim" status and setting up the mystery for Season 2. Guide for Viewers

It is revealed through old letters that Audrey was in contact with Piper before the killings began. [S1E10] Revelations

The episode ends with a massive twist involving . This suggests Audrey was Piper's accomplice or at

The killer is revealed to be , the podcaster who had been "investigating" the murders alongside Emma. Emma shoots Piper in the forehead

After a struggle on the dock, Emma shoots Piper in the forehead, ending the immediate threat. The "Revelations" Cliffhanger