Cy shook his head, "No interruption. There's only so much I can do when it comes to studying." He had a limited supply of reagents, he couldn't waste them on practice until he managed to get more.

His gaze dropped back down to the book before him. "Oh...yeah, no. It's definitely not a history book." A witch's grimoire was special to the witch and their coven, should they have one. It wasn't something to be shared with everyone, but so long as she didn't come to try and peek a look it'd be okay.