Mark flies Addison to Seattle to help with a difficult procedure on his pregnant daughter, Sloan, Owen questions Teddy’s motives when she assigns Cristina the lead on a complicated surgery,…

Eric and Tami try to calm Jamarca’s angry parents; Billy helps Tim pursue a scholarship; and Jason, Herc and the Riggins brothers receive good news.

Tami embarrasses herself with the superintendent. Tyra breaks with Landry to take up with Cash, the new bad boy in town. Julie advises Matt who is upset with his mother…

Coach worries and fears for his job as Tami befriends Katie McCoy. The pressure is on Matt as everyone’s hopes turn to the new quarterback. Matt’s friendly with Julie. Billy…

As the danger begins to reach closer to Scott, threatening his trusted mentor and boss, Deaton, Kali and the Twins go after Derek.

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…

During a bus ride to a cross country meet, Scott and his friends flash back to the events of a preemptive strike against the Alphas that has left several injured…

While Scott tries to keep Isaac from engaging in a deadly confrontation with the Twins in school, Stiles attempts to prove his theory that the killings have nothing to do…

With Boyd and Cora on the loose and under the influence of the full moon, Scott and Derek must turn to an unlikely ally for help.

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

The secret behind Derek’s tattoo is revealed and the Alpha pack make their presence known. Derek and Isaac struggle to locate Erica and Boyd.

Scott races to uncover Gerard’s master plan following a shocking death on the lacrosse field. Derek plots to take Gerard down using his own methods. Erica and Boyd are captured…

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.

Even as his relationship with Allison becomes further strained, Scott and Stiles must attend Lydia’s birthday party while Derek locks his new wolves up to watch after them on their…

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…

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

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.

Scott tries to keep Derek from creating new werewolves; Argent officially begins Allison’s training; the new creature in town takes another victim.

In a Camelot flashback, Hook becomes a Dark One and his lust for revenge against Rumplestiltskin is reignited. When Emma and Hook disagree about their best course of action, the…

In a Camelot flashback, a chance encounter with Merlin, David, Hook and Belle gives Merida new hope in her quest to save her brothers from the usurping clans of DunBroch….

After receiving a cryptic warning from Lancelot about Arthur’s intentions, Mary Margaret realizes Arthur may be the heroes’ biggest threat, but when she is unable to convince David of the…

In Camelot, the heroes feverishly work to free Merlin. Determined to help Emma, David embarks on a quest to retrieve a magical relic that Regina could use to communicate with…

Immediately after becoming the Dark One, Emma disappears and the heroes must band together to save her, but first they have to find her, which will require the help of…

Emma and Mary Margaret try to find a portal that would bring them back to Storybrooke; Henry tries to talk Jefferson into reuniting with his daughter; on the eve of…