Stefan and Elena experience unsettling dreams of the life they might have had together. Bonnie has a disturbing encounter with Grams. Enzo searches for a woman he loved decades ago. Bonnie is angry when she learns that Jeremy is working with Liv. Matt, Tyler and Jeremy help Liv keep track of the Travelers who plan to take over Mystic Falls. Matt has a terrifying encounter with inhabitants of the Other Side. Luke shows up and tells Damon, Elena and Enzo what he knows about Markos. Damon finds Markos and is both pleased and concerned about what he hears.moreless
Caroline and Enzo make a trip to Atlanta to find a recently revealed doppleganger. Enzo tells Caroline about his past. When Damon and Elena find out about Jeremy's bad behavior at school after a parent-teacher meeting, Damon lets Elena in on some disturbing news about Jeremy's personal life. Bonnie come across Luke and finds out more about his family history. Jeremy makes a deal with Liv after she tells him about the Travelers' next move and shows him how substantial her power has become. Caroline and Stefan share a special moment. The leader of the Travelers, Markos, makes an appearance.moreless
Joe uses his new acolytes to launch a wave of terror to announce his return. Meanwhile, Mike meets an old friend while Ryan and Max use Strauss to try and make contact with Joe.moreless
When Elena wakes, Stefan tries to fill her in on what has happened. Caroline finds a terrifying secret in Dr. Wesley's files just as Enzo shows up claiming to possess the solution. Caroline calls Stefan and asks him to meet her and Enzo in an mysterious location. When they get there, a group of Travelers lets them know something new about the importance of doppelgangers. Elena runs into Luke on campus who seems to know her. Rather than take him up on his suggestion to go on a drinking binge, she sends him off to find Bonnie and Liv. When Damon finally gets around to filling Elena in on his recent activities, they come to a new agreement about their relationship.moreless
While Ryan, Max, and Mike pursue the FBI mole with Director Franklin's support, Joe announces his resurrection to the world.
While Ryan tries to track down Joe's mentor, Joe, Emma, and Mandy start adapting to their new life at the compound.
Even as Nadia is going back over the memories of her centuries long search for Katherine, Stefan, Caroline and Matt figure out a new plan to save Elena's life. Jeremy and Bonnie need Liv's help again. Damon is determined to get revenge on Dr. Maxfield. Caroline and Tyler work out a new understanding. Bonnie discovers a horrifying secret that endangers her friends.moreless
While Ryan continues working with the FBI to find Joe and Lily, a new danger targets Max. Meanwhile, Joe, Emma, and Mandy arrive at the Korban Compound seeking refuge.
Since Dr. Wes injected Damon with the serum his behavior has gone from bad to worse. Stefan feels bad telling Damon never to return to Mystic Falls so he sets out to find him with Elena tagging along. Once again Dr. Wes asks the Travelers for help when he decides to test the friendship between Damon and Enzo. Matt recruits Caroline and Tyler to help protect Elena ending with a violent confrontation. As Stephan later tries to console unhappy Caroline, their talking leads to a shocking realization.moreless
Ryan and Max call in the FBI when they find out where Lily and her "family" are staying. However, Mike has his own plan for taking on the killers. Meanwhile, Joe tries to cope with his new working arrangement with Lily, and Luke deals with the aftermath of Giselle's stabbing.moreless
Ryan and Max capture a suspect and try to learn where Lily and her group are, but things take a turn for a worse. Meanwhile, Emma blames Joe for leaving her in the lurch, while Luke and Jamel go to bring Giselle to the manor.moreless
Ryan and Max ignore Mike's warnings and continue their private investigation. Meanwhile, Joe and Mandy meet a new follower, and Mark and Luke draw Emma further into their web.
Whitmore College holds its annual "Bitter Ball" for broken-hearted students, which Caroline persuades Elena and Bonnie to attend. Bonnie meets up with Liv who seems to be playing her hand at witchcraft. Matt's relationship with Nadia bothers Tyler. Stefan speaks to Damon and Enzo after making a troubling discovery. Dr. Maxfield gets a new benefactor for his struggling research project. Damon and Enzo use violence to induce Bonnie and Jeremy to help them with their revenge plans but things don't go as planned.moreless
The FBI begins to suspect that Ryan isn't as out of the loop as he claims when they discover that he's been investigating Emma and the remaining Havenport cult members. Meanwhile, Joe is forced to go to a new plan.moreless
Nadia has figured out a way to keep Katherine permanently in Elena's body but first she needs to find Katherine's body which has mysteriously disappeared. Enzo comes to Damon with a grisly present and wants them to carry out an act of revenge but Damon tries had to do the right thing. Matt throws a party at which Caroline makes a stunning admission to Elena. Caroline's confession forces her then to face the consequence of her actions with Stefan and Tyler. Aaron decides to start a new life. When Elena finds herself in a life threatening position, she doesn't have much time to figure out how to save herself.moreless
Ryan receives a call from two of the subway killers, who begin a deadly game with him. Meanwhile, Joe's cover identity is at risk when a local reverend realizes who he is.
With her impending death, 500-year-old Katherine reminisces about her life and the night she gave birth in 1490. Stefan informs Elena, Caroline and Bonnie that Katherine doesn't have long to live. Damon, Matt and Jeremy talk about Katherine's infamous moments. Stefan and Elena are forced to help Nadia save her mother. Caroline indulges in some scandalous behavior. Katherine and Elena share a moment of bonding.moreless
One year after Joe Carroll's death, Ryan is trying to adjust to going back to his ordinary life. However, a new series of killings raises the question of whether Joe is actually dead or if his legacy has lived on.moreless
Damon asks for Stefan's help to find Elena. The brothers visit Aaron and Stefan is shocked of what Damon knows. Dr Wes is trying to stop Damon and thus releases a secret weapon, forcing Damon to face his past. Dr Wes confesses information to Elena about the history of Whitmore College as well as his goal. Katherine turns to Matt for help and she realizes that the solution to her problem may be Nadia.moreless
Stefan helps Katherine in order to deal with his pain until Caroline finds another way. Elena tries to fix things with Caroline and gets very concerned about Damon that she asks Aaron for help. Damon reveals aspects of his dark life to Elena and she tells him what she has just learnt about her family. Aaron takes a desperate path after a conversation with Dr. Wes.moreless
Elena and Caroline decide to throw a party, but they are interrupted when Jesse requests Caroline's help. Damon gets information from Wes when Elena asks him to. At the party Elena finds out she is a lot like Aaron and Caroline is more and more concerned about Jesse. Katherine does a favor to Matt and helps Stefan coping with the events of the summer. Bonnie tries to deal with how things currently are and Damon makes a discovery about the secret society.moreless
Damon and Elena try to describe Amara's situation to Stefan. While Katherine gets disturbing news from Dr. Wes, Nadia is searching for her in Caroline's dorm. Jeremy's and Bonnie's discussion with Amara makes them hope. When Silas does not keep a promise, Damon turns to Tessa for assistance. Stefan makes a confession to Damon and Elena.moreless
Silas promises to get something done in exchange for Damon's and Elena's assistance. Tessa announces her new plan to Stefan, only to realize Silas is ahead of her. Katherine tries to persuade Caroline to give her a place in their dormitory room. Bonnie is touched by Jeremy's attitude to her situation. Damon is surprised to find out what Tessa's plan is hiding.moreless
Elena is very touched by a student called Aaron. She and Damon attend the Whitmore Historical Ball as Anne Boleyn and Henry VIII. Dr. Maxfield shares some disturbing information with Elena. Caroline is heartbroken. Nadia reveals her story to Katherine and Damon tries to make a deal with Silas, but things get out of control.moreless
While Mystic Falls has its Observance Day in order to honor its dead, Damon and Elena try to help out Stefan, which has the emotional impact of its own on Elena. Matt is worried about his blackouts and tries to find out more about them. Caroline tries to get to know Jesse and Jeremy confesses something that affects Damon greatly. Dr. Maxfield sets a plan that will change everything in motion.moreless
Katherine and Elena convince Damon to help them find Stefan, after they both have the same dream about him being in danger. A mysterious woman called Tessa messes with their plans, reveals things from the past as well as some disturbing news for Damon's future. Meanwhile, Silas reveals the reason he is after Katherine, a search that puts Matt's life in danger and Damon and Elena have to face new facts.moreless
Damon does not tell Elena that his brother is missing, but he turns to Sheriff Forbes for help. Elena and Caroline are trying to figure out who is behind the murders in the campus and Jesse gives Elena information about professor Wes Maxfield. Jeremy is still trying to cope with his new life and the only one who can communicate with Bonnie, but he cannot convince her that they should tell people. Damon asks Matt to keep Katherine out of sight when he finds out that Silas is looking for her, but things get out of control. Nadia uses violence to make her point.moreless