Nigredo frowned visibly at the near slip of the tongue but kept any chastisements to himself. Besides, the potential for intel shifted his attention. He might say no to colorful language, but he would never refuse something he "might find interesting". With wide eyes, he tipped a head to the side, expression curious.

"Yes. I've been fine," he lied. For once, the child's attention was not on trying to falsify convincingly. It might have come off pathetically obvious. "What did you learn?"