Harry put the letter down, and hid the anxious twisting of his hands in his lap where Draco couldn’t see them, "Last night... last night I had a dream - except it wasn’t, it was a vision from inside Voldemort’s head," Draco stiffened, but kept quiet, "He was outside the Lestrange vault with your mother and father, and Bellatrix. They’d used imperio on a goblin, and they’d killed the dragon, and your mother and Bellatrix were hunting through your vault," he gulped slightly, "they were looking for the cup," he practically whispered, "They... they know Draco," the panic he had been trying to taper down leaked into his voice, "They  know!"