Struggles with his loyalty to his werewolf pack vs. his hybrid nature under Klaus's influence.
: Feeling guilty for his role in the accident that turned Elena, Matt allows her to feed from him to keep her from losing control. Major Character Developments Development Elena [S4E3] The Rager
Experiences "vampire rage" for the first time and begins to question if Stefan's way is sustainable. Struggles with his loyalty to his werewolf pack vs
: Klaus returns to Mystic Falls to protect Tyler from Connor, revealing that he knows more about the mysterious hunter than he is letting on. You're gonna have to learn to live with it
"You're a vampire now, Elena. You're gonna have to learn to live with it. It’s who you are." —
: Connor Jordan continues his crusade, using "The Five" tattoo—which only Jeremy can see—to track his targets. He poisons the kegs at the party with werewolf venom to trap the vampires.