In of The Vampire Diaries , titled "Masquerade," the tension in Mystic Falls reaches a boiling point during the Lockwood Masquerade Ball. This pivotal episode features a high-stakes plan to take down Katherine Pierce, the activation of a supernatural curse, and a shocking cliffhanger ending. The Plan to Stop Katherine
Just as the characters—and the audience—think the danger has passed, the episode ends on a massive cliffhanger: The_vampire_diares_2x07
Stefan and Damon decide they can no longer let Katherine terrorize the town. With the help of Bonnie, Jeremy, Caroline, and Alaric, they lure her into a trap at the Lockwood Mansion . In of The Vampire Diaries , titled "Masquerade,"
A major subplot involves Katherine's plan to trigger Tyler Lockwood's werewolf curse. With the help of Bonnie, Jeremy, Caroline, and
While Caroline manages to knock Matt out to stop the fight, Katherine’s backup plan succeeds when a girl named Sarah (also compelled) attacks Tyler with a letter opener. In self-defense, Tyler accidentally kills Sarah, officially . The Final Twist
Katherine reveals she has a witch of her own, Lucy Bennett (Bonnie's cousin), who has magically linked Katherine to Elena. This means any physical harm inflicted on Katherine—like being staked—is simultaneously felt by Elena.
Bonnie eventually convinces Lucy to switch sides. Lucy breaks the link and paralyzes Katherine, allowing Stefan and Damon to throw her into the tomb instead of killing her. Tyler's Transformation