After decades of no contact, the “Happy Face Killer” and his daughter are begrudgingly reunited, in order for her to find out if an innocent man is going to be put to death for a crime he committed.

Melissa and Ivy travel to Texas to learn everything about Heather Richmond's murder.

Melissa navigates the highs and lows of going public with her story.

Ben tries to keep his family safe as Hazel receives an unexpected invitation.

When crucial evidence goes missing, Melissa creates an unlikely alliance to solve the problem.

Melissa and Ivy find unknown footage of Heather performing that changes everything.

Melissa solves the case. Keith suffers an attack. Ben faces consequences for his actions.