While reviewing an old case, Poppy comes face-to-face with the man she put away.

Markus drops a bombshell about a potential suspect's motive. Warren gets a visitor.

Poppy and Markus trace their prime suspect's movements on the night of the murder.

A devastated Poppy tries to walk away from the case, but it won't let her go.

Poppy zeroes in on her new suspect, and Warren makes a fateful decision.

Poppy enlists an unlikely ally in her hunt. The events of Halloween 1999 are revealed.

Poppy learns there's more than meets the eye with Micah's assistant, Ramon. Micah grows distrustful of those closest to her.

Coping with personal struggles, Poppy begins to question herself. Holt's old friend finds him. Poppy and Aames identify a new murder suspect.

Rose tells Poppy about Micah's past. A protective Holt goes to extreme measures, with violent consequences.

Micah threatens to expose Poppy's dark secret. Markus makes a major decision.