There's no way they'd make it that easy, giving her a guide to reversing the magic. Although she wasn't planning on discussing anything related to a grimoire - for here or otherwise - with him. Elijah had been an exception, their deal one she trusted to be valid.

"No. It's gonna take more than a grimoire to get out of here. I need to figure out what kind of magic this place is running on."

She may not like him, but it's possible that if she tells him he might be able to offer some insight down the road. Since they were all truly in this mess together. Every little bit of info helped - even if it came from someone she planned on destroying.