Clary Fairchild: When I saw Jonathan last night, I couldn't call for help. I couldn't walk away. I couldn't do anything! And after what happened with Aline, and the fire, I... I... I can feel it, Jace! It's this darkness. It's growing, and I...

Jace Herondale: Hey, hey, hey, hey. Hey, listen to me. You are a good person. And there is no rune that's gonna change that.