““Emma whirled and looked up. Someone stood at the top of the stairs: a young Shadowhunter with dark hair, a gleaming chakhram still in his right hand. Several others were hooked to his weapons belt. In the red light of the demon towers he seemed to glow- a tall, thin figure in dark gear against the darker black of night, the Accords Hall rising like a pale moon behind him. “Brother Zachariah?” said Helen in amazement.””