It tells the adventure of Lin Yu, A Kai, Su Yao and Mo Feng in the mysterious cave. After they woke up, they were full of doubts about the situation, and encountered many challenges such as mysterious creatures and traps during their exploration. Everyone gained mysterious power one after another, but they also faced the price of power. They cracked the stone door, escaped the trap, resisted the temptation of the mysterious voice, and moved forward with firm belief.
