In the Season 5 finale, Scott and his friends try to stop the Beast before Beacon Hills is razed to the ground.

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.

Hoping to align with a familiar ally, the Argents reveal a key clue to the mystery of the The Beast of Gevaudan. Meanwhile, Scott tries to take on the Beast himself.

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

Trapped in Eichen House with Theo and his Chimera Pack, Scott must try to rescue Lydia before it's too late.

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

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

Noshiko Yukimura and her daughter travel to New Mexico and take extreme measures to help Kira deal with her dark side. Lydia is surprised at Eichen House.

Without the support of his pack, Scott confronts what the Dread Doctors' deadly success means for Beacon Hills.

In spite of the deep rift in their friendship, Scott and Stiles must strive to figure out what's behind the mysterious infection that's killing Sheriff Stilinski.