Marcus begins his investigation into Harry's involvement in the Nola Kellergan murder, while receiving threats from an unknown source.

In 1975, a conflicted Harry attempts to distance himself from Nola. In 2008, more evidence emerges that appears to connect Harry to Nola's remains.

As Marcus follows a lead linking Nola to a wealthy and influential member of the community, more details regarding Nola's tragic home life are revealed.

Marcus explores the link between Nola and Elijah Stern. Harry reflects on an arguably ill advised trip away with Nola.

Marcus and Perry receive testimony that casts Nola in a new light, leading to an explosive reaction from Harry.

The anonymous threats against Marcus continue as a hacker gains access to his manuscript, along with every detail of his investigation.

Marcus's book is discredited when new facts about Nola's past are revealed. Gahalowood accompanies Marcus to Alabama on another lead.

Disturbing revelations regarding Nola's upbringing lead Marcus to reevaluate the chain of events that lead to her murder in 1975.

With Harry fleeing to Canada for reasons unknown, and the range of suspects shifting once again, what surprises lurk in the mystery's final chapter?