Nyssa pointed at the plain-looking pebble ahead. "This isn't just ordinary black lightning. This is the Million-Voices Echoing Gem. It's a very special treasure, it's a conduit of knowledge, left behind by immortals. Those gems can only be found in nature and not manufactured, so there are very few of them in circulation."
Overall, it was a treasure that could aid me a lot in my training. The girls' training methods were external, but this gem could pass on the recorder's intentions, making it ideal for teaching. No matter how bad one's articulation talent was, it'd be much easier for them to express themselves if the other party could grasp their intentions.
