Watch The Vampire Diaries: Season 2, Episode 21

"The Sun Also Rises"

Staring where the last episode finished, Matt and Caroline are seen in the cellar while Tyler - in wolf form - attacks them. Matt panicks and shoots Tyler. Meanwhile, Greta feeds Jenna her blood, thus transforming her into a vampire. It is revealed that Elijah is seeking revenge on Klaus for killing all of his family and having their bodies buried at sea. Stefan recieves a call from Damon revealing that Klaus plans to use Jenna as the vampire sacriface; Stefan however wants to offer himself as the sacriface in the place of Jenna. Meanwhile, Klaus has began the ritual and has already killed Jules. Stefan arrives just in time, however Klaus does not accept his offer and kills Jenna. Back at the boarding house Jeremy, John, Bonnie, Damon, and Alaric find a spell that is capable to bring somebody back to life after they have died, by connecting the life of the parent and the child. John has Bonnie complete the spell on him, thus connecting him and Elena together. Back at the ritual grounds Stefan watches in horror as Elena is killed. Back at the boarding house, Bonnie leaves with Damon and Elijah, she casts a spell on the house trapping the humans inside unwilling to let more people get hurt. With the doppelganger dead, Klaus has completed the ritual and begins to transform. However, unaware to him Bonnie arrives and torture him. With Klaus almost dead, Elijah steps in, HE grabs his brothers heart and is prepared to kill him when Klaus unexceptedly says he 'didn't bury the bodies at sea and if you kill me you will never find them'. He promises to take Elijah to them, and gives him his word. Elijah rethinks the situation, but Stefan and Bonnie urge him to not trust Klaus. However, out of nobility he leaves with Klaus. Damon takes Elena's body to the boarding house and waits for her to come back, praying that she won't come back as a vampire, as he doesn't want her to hate him forever. back in the basement Jeremy reads the whole spell and relizes that once the child is revives the parent will die. He asks John if he read the whole passage and he replies yes. John give Jeremy a letter and his ring to give to Elena. While Damon, Jeremy,and Alaric watch as Elena comes back to life, John silently walks away. Elena comes back to live and John looks at her one more time and falls to the ground. At the funeral Damon reveals to Stefan his werewolf bite and asks him to do Elena a favour and not tell her. Stefan promises to find a cure, but Damon doesn't believe there is a cure and walks away.