The pack reels after a shocking attack. Scott tries to recruit reinforcements.
Liam and Theo try to draw the hunters away from Beacon Hills.
When Scott and the others struggle to protect two new werewolves, an unlikely ally joins in the fight.
Scott, Lydia and Malia take drastic measures to quell the rising violence in Beacon Hills. Liam has a gauntlet to endure at the high school.
While Scott and the others desperately pursue a missing werewolf, Melissa and Argent investigate the nature of a strange body.
Scott and Malia search for the owner of a bullet, worried that a new werewolf hunter has come to Beacon Hills; Lydia must face her fears of Eichen House.
As Scott prepares Beacon Hills for his imminent departure, a mysterious presence breaks out of Eichen House.
The fate of Beacon Hills hangs in the balance as Scott and his pack face off against Douglas in a final showdown.
Scott, Lydia and Malia desperately enact a plan to remember Stiles while Liam and Theo act as decoys.
Scott, Lydia and Malia decide to storm the rift and rescue Stiles; Liam, Hayden and Mason make a deal with Theo to learn Douglas' plan.
Scott and Liam make an attempt to capture a Ghost Rider; Malia and Peter try to find a way into the Wild Hunt.
Scott, Lydia and Malia search for clues about the Wild Hunt in a mysterious place called Cannan while Liam and and Hayden take drastic measures in the fight against the Ghost Riders.
Trapped inside the Wild Hunt, Stiles reunites with an unexpected ally while Scott, Lydia and Malia discover Stiles's Jeep may be connected to his disappearance.
Scott, Liam and others protect the lacrosse team from an attack by the Ghost Riders; Chris and Malia protect those marked by the ghost riders and Lydia looks for clues to help find Stiles.
Scott, Lydia and Malia search for Stiles; Liam and the others throw a party in order to keep a friend safe from the Ghost Riders.
While Scott, Lydia and Malia search for lost memories of a missing friend, Corey discovers a connection between his abilities and the Wild Hunt.
With graduation approaching, a supernatural force rides into Beacon Hills and crosses paths with Scott and his friends, while Liam discovers evidence of a new enemy in the high school.