But Castor had gone to them and explained why he needed to do what he must do for his twin sister. Again, it all boiled down to choices, and love for family, and a fierce refusal to accept death or defeat even if it was in his face staring right back at him. An Ning didn't have the heart to refuse him either because his reasoning and that of his father and others in the family had been oddly the same even if the circumstances were different.