He went to London occasionally, addressing business as it came up, bringing her along nearly every time so they could visit familiar sights in Britain. She bought an atrocious number of books at Flourish and Blotts, they drank butterbeer in Hogsmeade, they watched Quidditch matches at Hogwarts. She had Draco ask Slughorn questions about a new potion she was working on, relaying her questions as though it were his own project.