Ignis opened his mouth to answer, and then stopped himself. He'd read a little about Aeons since finding out both that they existed and that some members in the Palace were Summoners, but it had rather been like trying to understand complex mathematics without ever having seen it before. He'd gleaned a little, but a lot more eluded him.

He closed his mouth and pushed his glasses up with his fingers spread across the frames. "Not a clue," he admitted. He did not admit ignorance easily.