When high-energy gems emerge, the contestants are sent into a mysterious cave to mine them out! A scary undertaking? Alone, perhaps. But luckily for them, it is a time of new friends, new allies, and new reluctant acquaintances! A simple challenge: grab a pickaxe and muster the strength to crack through the shell. However, as they dig deeper and deeper into the cavernous depths, they find that truths behind the show’s origin glow all around them, waiting to be revealed.