The Vampire Diaries

Elena moves to college with Caroline; a student named Megan shows up in Bonnie's place at the dorm.

Elena gets some intriguing information about Professor Wes Maxfield from a fellow Whitmore student named Jesse. Damon asks for help finding Stefan, and Silas is searching for Katherine.

A young woman named Tessa seems to know everything about Stefan's history. She also has a disturbing message for Damon about his own future. Elena and Katherine have the same dream that Stefan is in danger and desperately needs their help.

Damon and Elena try to help Stefan through a confusing time, taking Elena on an emotional journey. Caroline tries to get to know Jesse better. Matt tries to figure out the reason behind his mysterious blackouts, and Jeremy makes a startling confession.

Elena and Damon attend the Whitmore Historical Ball as Anne Boleyn and Henry VIII. When Silas demands that Damon commit an unthinkable act, it leads to a violent confrontation.

Bonnie is touched by Jeremy's strength and determination to stand by her. Damon is stunned when he figures out the secret to Tessa's plan.

While Elena and Damon try to explain Amara's situation to Stefan, Dr. Wes Maxfield gives Katherine some deeply disturbing news. Jeremy and Bonnie share a glimmer of hope. Stefan makes a heartbreaking confession to Damon and Elena.

At Elena's request, Damon comes up with an effective method to get Wes to answer his questions. Jesse needs Caroline's help. Bonnie tries to cope.

Elena turns to Aaron for help. Damon tells Elena about a terrible ordeal in his past that he has kept secret for decades. Stefan continues to offer Katherine support.

Damon realizes that Elena's in danger and enlists Stefan's help to find her. In an attempt to stop Damon, Dr. Wes unleashes his secret weapon, forcing Damon to deal with a part of his past he thought was gone forever.

Stefan lets Elena, Caroline and Bonnie know that Katherine's health has worsened, causing Damon, Matt and Jeremy to reminisce about some of Katherine's most notorious moments. Elena and Katherine share an unexpected moment of connection.

Damon tries to do the right thing when Enzo brings him a gruesome gift, insisting they take revenge. Elena finds herself in a life-threatening situation. Matt throws a party, and Aaron does his best to make amends.

Caroline convinces Elena and Bonnie to attend the college's "Bitter Ball" for broken-hearted students. Stefan has a frustrating conversation with Damon and Enzo. Dr. Wes struggles to continue his research project.

Damon's behavior escalates from destructive to deadly. Stefan tries to comfort a dejected Caroline, and their conversation leads to a horrifying realization.

Nadia remembers her search for Katherine. Damon seeks revenge. Bonnie learns of a terrifying secret that will threaten the lives of all her friends.

Damon must make a disturbing confession to Elena. At Enzo's insistence, Caroline asks Stefan to meet her, and they are joined by a group of Travelers who share new information on the importance of doppelgängers.

Bonnie has an unsettling encounter with Luke and learns more about his family history. The Travelers' leader, Markos, arrives in Mystic Falls. Caroline and Enzo agree to make a trip to Atlanta to protect Stefan from Sloan and the Travelers.

Bonnie has a disturbing encounter with Grams, who warns her about alarming changes on the Other Side. When Damon finds Markos he is both relieved and troubled by what Markos has to tell him. Matt has a terrifying run-in with inhabitants of the Other Side.

Through flashbacks to election night in 1960, Enzo reveals the fate of his long-lost love to Elena, Stefan and Bonnie. Damon demands the Traveler knife from Jeremy and Matt. Later, Damon's intervention with Enzo creates a violent conflict with Stefan.

While hiding in a remote cabin it becomes obvious to Caroline that Stefan and Elena are keeping a secret, so Damon comes up with a parlor game designed to expose the truth. Bonnie ignores Grams' warnings, hiding the truth about the Other Side from Jeremy.

While Bonnie searches for a way to stop Markos, Caroline is witness to an unthinkable act of violence. Stefan talks to Elena about her relationship with Damon. Liv and Luke come up with a dangerous new strategy.

Damon's plan, relying upon split-second timing, causes a massive, accidental explosion in Mystic Falls. Residents are confused, leaving a heroic trail of sacrifices, relief and despair. The Other Side continues to disintegrate.