Believing that solving Lucy's murder will lead to solving Tiffany's murder, the Drew Crew resolves to find a way to speak with the only eyewitness to both murders - Dead Lucy herself. To prepare for this incredibly risky séance, they set off to investigate the last few hours of Lucy Sable's life. Ultimately, they confront Dead Lucy in a horrifying séance, and Nancy is faced with a truth that seems to validate her greatest fear.