Well. All things considered, given the pair of them, that's damned near to civil and Narcissa, philosophically, refrains from getting herself in the midst of that straight away. They've got more important things to do than get sidetracked into bickering that might result in someone getting hexed.

"I knew you couldn't be far away," she says to Lucius, instead, holding her hands out to him. "What the devil is going on in this city? I saw- I don't quite know precisely what I saw, Lucius."