John and Jeremy are almost dead when Elena arrives at home. Anna's blood saves Jeremy and a 911 call brings John to the hospital. Stefan uses his blood to save John and t ...

Caroline awakes in the hospital with hunger and she satisfies herself first with a blood bag, then with the blood of the night shift nurse. In the morning, she finds that ...

While interacting with Uncle Mason, Tyler discretely looks for his part in dark family secrets. After breaking up a party at the swimming hole, Mason makes the shift in t ...

Stefan is shocked that Katherine appears again to him as herself. She scares Elena, claiming she loves Stefan and wants him back. Stefan tricks Katherine, chains her and ...

Mason earns the moonstone by telling Tyler how his Lockwood werewolf curse was triggered in his student days by an accidental fatal brawl while on a spring-break Miami ex ...

Jeremy visits Damon and reveals that he knows where the moonstone is and that Tyler is not a werewolf; Damon asks him to get the stone. Meanwhile, Caroline has a long con ...

Katherine becomes a threat to Mystic Falls and Stefan and Damon decide to stop her at the Lockwood's masquerade ball. Bonnie, Jeremy, Alaric and Caroline help the Salvato ...

After the masquerade, Elena is abducted to a stately, desolate country estate by the ancient vampires Trevor and Rose. Jeremy is the first to notice her absence, so Stefa ...

Elena puts herself in a dangerous position as she searches for the truth about Katherine's past and what her own future may hold. Knowing that Stefan would never agree to ...

Elena decides to take matters into her own hands and offers a tempting incentive to Rose for her help. When things take an unexpected turn, however, Rose calls on Damon t ...

During the full moon, Damon asks Bonnie to cast a spell to keep Elena incapable of leaving her home. Caroline stays with Tyler, who has imprisoned himself in the Lockwood ...

While Stefan seeks out Isobel, Damon asks Elena to take care of a dying Rose as he meets Jules. Damon asks Jules about the cure for a werewolf bite and she tells him that ...

After being mentally poisoned by Jules, Tyler seeks out Caroline to tell her that he knows that Stefan and Damon killed Mason. John arrives at the Gilbert home and tells ...

Stefan agrees to a weekend with Elena at the Gilbert lake cabin, where they find the missing Gilbert journals. Back home, Damon attends a historical society function to m ...

After confirmation by a terrified Katherine that the single ash-bound knife can kill an original vampire, Damon invites Elijah to a dinner party to stab him. Alaric finds ...

The Salvatore brothers are unpleasantly surprised that killing Elijah didn't harm, but instead released Katherine. Damon indignantly rejects her flirtation. Dr. Jonas Mar ...

Jeremy is delighted to have Bonnie restored to her powers, yet worried when accompanying her and Damon to the house where a 100 witches were burned to gather enough power ...

Original vampire Klaus forces captured Katherine to torture herself. Meanwhile Klaus takes henchman witch Maddox's advice to possess Alaric's body and use his history tea ...

Resuscitated by Elena, who even hands him the dagger as proof of alliance, Elijah explain to her how his Bulgarian family became the first, still most powerful vampires, ...

Klaus completes his preparations to break the moon curse but luring Tyler home to visit his mother after a non-accidental fall. The Salvatore brothers bicker worse then e ...

Damon sees the bite on his arm with the growing wound. Meanwhile Matt shoots Tyler and then he tells to Caroline that neither her mother nor he is compelled and they know ...

Damon asks Elena to forgive him for forcing her to drink his blood but she does not accept his apologies. Soon Damon is raving and he has daydreams with his life with Kat ...