Ep 7. Masquerade

Elena and the Salvatore brothers, Stefan and Damon, prepare for a masquerade ball at the Lockwood mansion. At the ball, Elena struggles to keep her composure as she tries to figure out if she can trust Katherine, the woman who looks exactly like her, who has returned to Mystic Falls. Meanwhile, Stefan, who is trying to protect Elena from Katherine's devious plans, is caught off guard when a shocking revelation from Katherine reveals Stefan's true identity. Damon faces his own challenges at the ball as he comes face to face with Mason Lockwood, a werewolf whose family has a long-standing feud with the vampire community. As tensions rise and secrets are revealed, the masquerade ball becomes a backdrop for dangerous liaisons and unexpected alliances that could change everything for the residents of Mystic Falls. But with Katherine's true intentions still unknown, Elena must make some tough decisions about who she can trust and who she should avoid at all costs. Will Stefan and Damon be able to protect Elena from Katherine's twisted plans, or will their bond be shattered forever? Find out in the thrilling second season of The Vampire Diaries.