Xuan Yicheng rescued Ji Guining when he was young. Ten years later, Ji Guining met Xuan Yicheng in an accidental transaction. Ji Guining repaid his kindness and Xuan Yicheng became the people who knew each other best during each other's trials. In the end, the two joined hands to avenge Xuan Yicheng's genocide and became each other's salvation.
Purpose: redeem each other