Now more than ever she was grateful for Remus’ paranoia. He had been meticulously cataloging the library for the better part of a year before they had to abandon Grimmauld, and she knew exactly what she was looking for. In the back corner of the room, she found a stack of books that had been deemed "too dark to keep in the house but will also not curse Hermione if she touches them’. Digging through the pile, she pulled out the book she was searching for, Magick Moste Evile. Her preliminary exploration of the book at Hogwarts came up short on horcrux references, but her time had been limited with the book, so she wanted a thorough read in case she had missed something.