Eight years ago, Zhang Tingyu's parents were killed by the third son of the emperor, Zhu Changhao. Zhang Tingyu's family was destroyed overnight. He and his adopted brother Su Yiyao fled to Suzhou and became apprentices in Xuanhu Valley.
Eight years later, Zhang Tingyu re-entered the world and met Zhu Changhao, the third son of the seven killers of the eunuch organization "Dong'anmen". There was a love-hate relationship, and the two eventually traveled around the world holding hands.
Purpose: to travel around the world, avenge the father, cherish each other, and hold the hand of the son