Rodolphus stood up to try to get undressed. His uncoordinated movements proved that he needed another vial of sobering potion. Tempted to call for the house-elf again, Hermione stopped herself. He liked to talk when he'd been drinking. If she could lull him into a sense of security, he might begin answering some of her questions. She would start him off slowly, just to be careful. Too much too soon and he'd never answer another.