Ron shrugged and followed, still very pale, his wand shaking in his hand. The next room didn't appear to contain an obvious threat at all - at least it didn't, until flames sprung up in the doorway they'd just entered through, to match the ones on the opposing side. With Ron trailing him, Percy very carefully approached the table in the middle of the room, with its seven differently-sized bottles all waiting innocuously in a row. And on the table, a scroll of parchment.