Is there a big boss in the concave-convex world who can help me analyze the character Jin?

Gold comes from a mining planet. Under God's will, it bears heavy slavery and taxes. In order to change the fate of the planet, Kim's sister took part in the concave-convex contest three years ago, but never came back. In order to find her sister and change the fate of her hometown planet, Kim once again embarked on the journey of the concave-convex contest when she grew up. Greg is a night watchman. He wandered around and finally came to Denglu to meet Kim. However, their relationship is very small.