Air date: 2015-06-29

Runtime: 42 min

On the eve of senior year, Scott and his pack deal with the arrival of a new enemy and the return of an old friend.

Air date: 2015-06-30

Runtime: 42 min

Stiles is suspicious of a new classmate; and Lydia helps a student with night terrors.

Air date: 2015-07-06

Runtime: 42 min

Scott tracks a new shapeshifter that's threatening Stilinski; and Malia receives information about her mother.

Air date: 2015-07-13

Runtime: 42 min

Stiles works on tracking down a fugitive; Liam tries to be Mason's wingman at a nightclub.

Air date: 2015-07-20

Runtime: 42 min

In hopes of learning more about the Dread Doctors, the pack goes into Eichen House.

Air date: 2015-07-27

Runtime: 42 min

After following Dr. Valack's advice, Scott and the others begin to experience strange things.

Air date: 2015-08-03

Runtime: 42 min

Stiles is suspicious about a new girl showing up and what her intentions are. Scott's plans to protect the newest victim are derailed when The Dread Doctors attack.

Air date: 2015-08-10

Runtime: 42 min

Scott and Malia get help to try to find Hayden and Liam. Deaton discovers something horrific about the dread doctors. Hayden and Liam will be faced with a life and death situation.

Air date: 2015-08-17

Runtime: 42 min

Scott finds himself turning to an unlikely ally for help. Stiles and Lydia attempt to find out the truth about Parrish.

Air date: 2015-08-24

Runtime: 42 min

With both lives and friendships on the verge of being destroyed, Scott and his pack face their greatest enemy yet.

Air date: 2016-01-05

Runtime: 42 min

Scott and Stiles try to learn what is behind the mysterious infection that is killing the town sheriff.

Air date: 2016-01-12

Runtime: 42 min

Even without the support of his pack, Scott considers what the Dread Doctors' success means for Beacon Hills.

Air date: 2016-01-19

Runtime: 42 min

Kira and her mother make a journey to help Kira deal with her dark side; Lydia is surprised at Eichen House.

Air date: 2016-01-26

Runtime: 42 min

As Scott tries to put his pack back together, Malia and her new ally set out to rescue Deaton from The Desert Wolf.

Air date: 2016-02-02

Runtime: 41 min

Upon learning that Lydia is in danger, Stiles makes a plan to break her out of Eichen House; Theo has his own plans.

Air date: 2016-02-09

Runtime: 42 min

While trapped in Eichen House with Theo and the Chimera pack, Scott tries to rescue Lydia before time runs out.

Air date: 2016-02-16

Runtime: 42 min

Scott and his pack use a charity lacrosse game in a deadly gambit to figure out the identity of the Beast.

Air date: 2016-02-23

Runtime: 42 min

Scott, Stiles, Lydia, Malia, and Liam are trying to figure out how to defeat the Beast of Gévaudan that the Maid of Gévaudan, Marie-Jeanne Valet, faced in 1765. As Gerard Argent, recounts Valet’s story to Scott’s pack in hopes they can deduce the creature’s weaknesses.

Air date: 2016-03-01

Runtime: 42 min

With the identity of the Beast finally revealed, Scott and his friends are in a race against time to stop The Dread doctors from implementing their final plan.

Air date: 2016-03-08

Runtime: 42 min

Loyalties are tested and new alliances forged as Scott and his friends work to stop the Beast before Beacon Hills is razed to the ground.