The Walking Dead - [s4e22]

Bonnie Bennett attempts to drop the "veil" to the Other Side to communicate with Qetsiyah and find a way to defeat Silas.

Elena Gilbert, still struggling with her humanity and grief over Jeremy’s death, seeks revenge against Katherine Pierce. Key Plot Developments [S4E22] The Walking Dead

The episode focuses heavily on Elena's inability to handle her sadness, which she channels into a murderous rage toward Katherine. Bonnie Bennett attempts to drop the "veil" to

The original vampire Kol returns seeking revenge on Elena and Bonnie. [S4E22] The Walking Dead

Stefan’s best friend Lexi returns, providing emotional support and suggesting that his romantic chapter with Elena is truly over.