““Carefully putting his arms around Celaena, Dorian glanced toward Kaltain and Perrington. In doing so, he missed the look exchanged between Cain and his father. The soldier pulled out his dagger. But Chaol saw. Cain raised his dagger to strike the girl in the back. Without thinking, without understanding, Chaol leapt between them and plunged his sword through Cain’s heart. Blood erupted everywhere, showering Chaol’s arms, his head, his clothes. The blood reeked, somehow, of death and decay. Cain fell, hitting the ground hard. The world became silent. Chaol watched the last breath issue from Cain’s mouth, watched him die. When it was over and Cain’s eyes stopped seeing him, Chaol’s sword clattered to the ground. He dropped to his knees beside Cain, but didn’t touch him. What had he done?””