The Library - 10.15 to 1.00 am
"Thank you, Rodolphus," he said, affecting a slight bow and tucking stray strands of hair behind his ear. Several safehouses ... his mind was already five thousand miles away from this library, this ball, this man.
He nodded. "You will understand if I take my leave of you. There are many preparations to make. I am too preoccupied to engage in small talk." There would be no need to alert their host. He merely offered his elder one half of a tight smile, raised his wand and vanished in a crack of Disapparition.