Rodolphus closes his eyes briefly and lowers his head. At least Lucius still has Narcissa, answer his letters or no.
He looks up at Severus' words. "A fact I've used often to my advantage," he grins wolfishly. "But surely, if it's only McGonagall, all this is unnecessary." Just a token protest, to see how far they're willing to go with this. They know this place and he doesn't. He'll have to rely on their assessment of things. For now.