Alistair suddenly felt a heavy weight in his chest. "Dumbledore told you everything? About the Horcruxes... Does that mean Sirius knows too?"
Harry nodded in silence, staring blankly at the fireplace.
Hermione cast a worried glance at Harry, then turned to Alistair. "When Sirius found out tonight, he was furious and insisted on leaving the school to go find Dumbledore."
Chapter 467