Peridot and the gems were working on the drill. They just couldn't figure out what made it start on its own. Was it the constant wire? Or the key switch ignition? They just couldn't figure it out. "Its hopeless. We're all doomed" moaned Peridot. "Don't say that" said Pearl, "I'm sure we'll have the drill running under our control before the cluster has any chance to hatch. Just then they felt a rumbling beneath their feet