"Well.." I paused for a moment for dramatic effect. "I used you as my happy memory." I walked away, still looking at her. She was blushing and floundering, failing to attempt to even cast the spell. I was totally not smug at making my girlfriend flustered. I watched her calm down before she attempted to try the Patronus again. This time I could see that it was going to work. The purple outlines of the fractals formed immediately as she cast the charm. The Patronus came forth from her wand. What formed was a fox. What I knew about Patronus, that summed up Daphne perfectly. Extremely cunning and deceptive. Often causing those they deceive into traps. It sounds extremely like her