In The Vampire Diaries Season 2, Episode 6, titled the tension in Mystic Falls reaches a boiling point as Katherine’s manipulation tears apart the group's attempts at a normal life. The Heartless End of Mason Lockwood
Katherine has been compelling Aunt Jenna for days, using her as a spy. The_vampire_diares_2x06
Realizing they can't protect their family while together, a devastated Elena breaks up with Stefan in an emotional scene by the fireplace. 🐺 Katherine’s Next Move In The Vampire Diaries Season 2, Episode 6,
Damon, convinced Katherine is just using Mason, mocks his devotion. In a shocking move, Damon rips Mason's heart out , ending the werewolf's short-lived run in Mystic Falls. ⛓️ The Moonstone & The Well 🐺 Katherine’s Next Move Damon, convinced Katherine is
Katherine compels Matt Donovan to provoke Tyler Lockwood.
To prove her power, Katherine compels Jenna to stab herself in the stomach right in front of Elena and Alaric. While Jenna survives, the message is clear: Katherine will kill everyone Elena loves unless she stops seeing Stefan.
Katherine reveals that killing Mason didn't stop her; she already has a backup.