Scott struggles to balance his new life as a werewolf and the pressures of being a teen, all while avoiding werewolf hunters and trying to score a second date with Allison.

Scott and Allison end up in a group date; an animal attack has Stiles' sheriff father on the lookout.

There's another animal attack involving Lydia and Jackson, raising more questions about wild animals. Meanwhile, Scott and Allison skip school and Derek must deal with the werewolf hunters on his own.

The hunt is on for Derek's whereabouts, meanwhile Stiles tries to help Scott with controlling his transformation when a second full moon is approaching.

Jackson seeks out a specialist regarding the wound on his neck.

Scott moves to protect his friends from the Alpha, meanwhile Stiles makes a discovery about Derek's family.

While Derek is still stuck in captivity, Scott's true identity might become public information.

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 time, the Argent family remove the principal and Allison's grandfather replaces him. Scott senses that another werewolf is in the lacrosse locker room and plans to sniff them out, literally.

When the new shapeshifter strikes again, Scott has to recruit a reluctant Allison to acquire a rare book in Gerard's collection, while also once again surviving dinner with her family.

Derek becomes convinced that Lydia is the shapeshifter they're after, forcing Scott to gather his friends -- and even some enemies -- to protect her.

With startling new information about the shapeshifter, Scott and Stiles hurry to protect their friends while Allison is given an investigative task by her family.

During a secret concert, Scott and Stiles come up with a method to trap the new shapeshifter. At the same time, Allison's mother comes up with a plan of her own to take care of Scott once and for all.

Scott plays in the championship lacrosse game and must figure out a way to stop Gerard. Meanwhile, Allison continues her hunt for Derek and his pack.

Allison and Lydia locate a possible clue to finding Boyd and Erica while one of Stiles' childhood friends goes missing.

Stranded at a motel for the night because of the postponed cross country meet, Scott and the others suffer strange experiences that cause them to believe members of their own group may the mysterious killer’s newest targets.

As Allison begins to suspect someone dangerously close to her may be involved in the murders, Scott and Stiles conclude that Lydia’s rising talents may be their best bet to solving the murders.

Under Deaton’s advice, Scott and his friends use an ancient but extremely dangerous ritual to help them both save the lives of the people they love and stop Deucalion from achieving his sinister goal.

On the night before Halloween, Mischief Night, a convicted murderer brought to Beacon Hills Hospital for surgery escapes, forcing Scott and his friends to step in to help when his unexpected target becomes clear.

Beacon Hills is under curfew from the power outage; the teens throw a blacklight Halloween party; Scott tries to earn Kira's trust.

Scott and the others try to prevent a disaster; Lydia and Allison seek out an unlikely teacher.

Scott and Lydia join forces. Meanwhile, Stilinski faces a review board.

Kira faces an unexpected enemy.

Scott and Derek call upon their friends and allies to make a last stand.