Kim's sister appeared in episode 32 of the first season. After the blackening of gold, the pendant sent by my sister purified him. At that time, Qiu's sister was one of the protagonists in the concave-convex world. Sister Jin once represented Deng Guxing 15 mining area in the concave-convex contest and never came back. Jin took part in the Bump Contest this time, in addition to changing the fate of his own planet, he also wanted to get his sister Qiu back.