When you watch The Originals Season 3 Episode 19, you'll see everyone try to save Cami's life after Lucien bites her. Unfortunately there is no loophole and there is no cure. Klaus provides Cami with a beautiful dream to ease her fear. They share their true feelings with each other before Cami dies in his arms. Everyone mourns her death and they vow to find a way to defeat Lucien. Meanwhile, Davina discovers the ancestors are driving Kol's urges to kill her. Even though she agrees to dagger him, the ancestors manage to remove the dagger and Kol wakes up in a vampiric rage seemingly killing her.