“Well, small mercies I suppose Potter. You haven’t been sick....yet.” She eyed him suspiciously, clearly checking if his skin was going too pale because of the cold, or because his stomach couldn’t handle side along. Either way, she was not looking forward to the journey back. 

“I hated him you know. Made my life hell for six years teaching me, the git. But he was the reason I was still alive a lot of the time, and he wasn’t even doing it for me. He was doing it for mum.”  Her nephew explained, and Petunia found herself now mourning for two lost friends instead of one.

“Did you know that he-?”

“Was in love with her? Of course I knew. You’d have to be blind not to see it.”