Hansel knew of the woman, which at least settled some of his unease. She seemed like one of those do-gooder types, the sort that helped whoever for whatever and never asked for anything in return, even if it wasn't the best method of doing things. Which, okay, stupid for her maybe, but it meant she was unlikely to manipulate in any way, and potentially trustworthy with something like the knowledge she might end up with.
"Okay," he could accept that maybe Gretel had to get this magic thing out somewhere. If someone was able to do that and he didn't need to push through the things he didn't want to even consider right then, fine. "So, she's doing this every month? And you're... Letting her use the book, aren't you?" It was the only thing a witch -even a 'not' witch- would be interested in trading for.