When Lydia goes missing from the hospital, werewolves and hunters begin a search....

Isaac's father is murdered; Scott, Stiles and Derek plan a break-out. At the same tim...

Scott tries to keep Derek from creating new werewolves; Argent officially begins Alli...

When the new shapeshifter strikes again, Scott has to recruit a reluctant Allison to ...

Derek becomes convinced that Lydia is the shapeshifter they're after, forcing Scott t...

With startling new information about the shapeshifter, Scott and Stiles hurry to prot...

As Lydia begins to make connections about the bite from Peter, Jackson causes new pro...

During a secret concert, Scott and Stiles come up with a method to trap the new shape...

Even as his relationship with Allison becomes further strained, Scott and Stiles must...

Scott, Stiles, Melissa and Stillinski are taken hostage; Allison tracks Derek to the ...

Scott plays in the championship lacrosse game and must figure out a way to stop Gerar...

Scott races to uncover Gerard's master plan following a shocking death on the lacross...