Isabelle: Forget it. He's not doing it.
Alec: Don't listen to her.
Isabelle: No, Alec! I've already lost both parents to Idris and a brother to Valentine. I'm not gonna lose you too.
Alec: Izzy, you said it yourself, we have no choice.
Isabelle: That was before I knew you could die. No, get up.
Alec: He needs me, Iz. I can't...I can't live without him.