What starts as a YouTube video going viral, soon leads to problems for the teenagers of Lakewood and serves as the catalyst for a murder that opens up a window to the town's troubled past.

The death of another teen raises questions and leads to a rift between Emma and Audrey. A podcaster arrives in town to report on the past and present murders.

Emma discovers that her mother is hiding a few secrets of her past and the killer challenges her to a dangerous game.

Emma gets a mysterious message which leads her and Audrey in search of answers.

Emma learns a heartbreaking secret after a scandalous video leak.

The new prime suspect is someone close to Emma.

Emma races to save a friend from the killer's dangerous game of hide-and-seek.

Emma reels from yet another death. A secret from the past is uncovered.

Emma, who doubts that the actual killer has been captured, teams with Piper to find answers at the Halloween dance.

Emma races to save another loved one. The killer's identity is revealed.

Emma returns to Lakewood looking to move past last season’s killings. However, a dream begins to haunt Emma and a mysterious provocateur threatens to expose Audrey’s connection to Piper and the safety of our Lakewood Six.

Tensions rise when Maggie reveals information relating to Emma’s past. Emma attempts to take control of her fears as a 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.

Jake’s sudden disappearance is beginning to worry Brooke until a gift from Jake arrives just in time for Kieran’s birthday party. The Lakewood Six take an unexpected trip deep into their subconscious.

The death of a loved one hits everyone hard and GW High goes into lockdown. Suspicions rise among the Lakewood Five.

Emma starts to question her friendships when tensions rise between her and her friends. Meanwhile, Noah reveals his latest theory about the identity of Piper’s accomplice. Noah takes his investigation further.

Eli and Emma go on a criminal adventure. Noah's relationship with Zoe escalates. Brooke and Audrey are lured into a trap by the killer.

The Lakewood Days Carnival descends into madness. The killer forces Emma through a gauntlet. Brooke launches an attack on the town.

Emma and Audrey learn why they are being targeted. Noah loses something that is 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 and Noah's affection for Zoe is used against him.

In the wake of another murder, Emma and Audrey find themselves primes suspect when evidence appears implicating them both in the killing spree.

Emma and Audrey must make a daring move. Finally facing off with the Killer, they unmask Piper’s final surprise.

8 months after Kieran’s arrest, Emma is struggling to focus on her future. Noah and Stavo have combined forces to create a best-selling graphic novel based on the Kieran Wilcox murders and Audrey is in a new relationship.