He was silent for a long moment; why did he somehow seem to surround himself by people with such a secret? Did he exude such an aura that they felt they couldn't tell him? Were they so feared to tell such a thing because of his idiotic brethren? He knew it was true, and suddenly wished he could explain that having magic was all that mattered to him, that being a half-blood really didn't matter.
"Oh." He managed to verbalize and then gave a small weak smile. "Alright." He said with a small shrug. The fact Cass wasn't his cousin, the one cousin he had enjoyed seeing, spending time with, disappointing yes- upsetting, definitely and if it got out to his father, dangerous, but he wasn't likely to tell anyone.