Antonin remembers that look, and he's caught between being amused and wary. (What Narcissa could have prompted.) "I still say it is a shame I missed her. She is the only Malfoy I ever found interesting for very long." And even then... Narcissa in short spurts was all well and good, but she liked to use him a stick to prod her husband too often for it to be amusing.

"What are you plotting?" he asks, direct, finishing the slice.