Emma is haunted by a dream; Audrey begins to receive phone calls, threatening to expose her connection to Piper.

Maggie reveals something else about Emma's past; Someone unexpected arrives in town; Noah investigates an unsettling new lead for his podcast.

Emma works through the implications of her father's return; A bloody gift proves Audrey's stalker is progressing; Branson returns to Lakewood.

Brooke is worried about Jake's sudden disappearance until a gift arrives in time for Kieran's birthday party.

The death of a loved one hits everyone hard; George Washington High goes into lock-down; Suspicions rise among the Lakewood Five.

Noah gets more information on Piper's accomplice and takes his investigations further.

Eli and Emma go on a criminal adventure as Noah and Zoe's relationship escalates and Brooke and Audrey get lured into a trap.

The killer forces Emma through a deadly game during the Lakewood carnival, where Brooke launches an attack on the town.

Emma and Audrey learn why they're being targeted; Noah loses something dear to him; A long-missing body of evidence is located.

Audrey and Emma are driven further apart; Maggie and Acosta worry about secrets from their past; Noah's affection for Zoe is used against him.

Emma and Audrey face off against the killer and unmask Piper's final surprise.

The Lakewood survivors take refuge on a remote island with an infamous past and end up in a bloody standoff.