The old orc sighs, and shakes his head. "If I knew, I would have already told you. But I can let you speak with my follower, who'd done all the research. He might be able to help you, especially if you can fill in any holes in his knowledge, with what you know." He considers for a few minutes, then winces, and pulls out a small pouch, opening it to display the tiny handful of astral diamonds, within. "Would that be enough, then?"