“Your mother was a hero. She developed a spell for gnomeatic fever. And she was the youngest headmaster in Watford history.”Baz is looking at Penny like they’ve never met.“And,” Penny goes on, “she defended your father in three duels before he accepted her proposal.”“That sounds barbaric,” I say.“It was traditional,” Baz says.“It was brilliant,” Penny says. “I’ve read the minutes.”“Where?” Baz asks her.“We have them in our library at home,” she says “My dad loves marriage rites. Any sort of family magic, actually. He and my mother are bound together in five dimensions.”