He sighs. He should have known that she would notice. It's not, exactly, a secret. His uncle knows, so do the Fire Nation healers that had attended him after the Agni Kai.

"When my father..." He begins, putting the paper down. "When we were in the Agni Kai and he burned my eye. He damaged it." He says softly. It's embarrassing. It's horrible. It's something that he doesn't want people to know. "It gets tired, and I have trouble seeing out of it sometimes." He shakes his head. "No one, besides Uncle, knows. I... don't want their pity."