I Am a Salesman, Not a Bounty Hunter

This is a world where there are ghosts and immortal cultivators. Chu Qingtian traveled through time for eighteen years. After trying to cultivate to no avail, he was attacked by a ghost one night and died inexplicably. When he opened his eyes again, he found that he was reborn into his elder brother Chu Qingchen. Only he and his sister-in-law were left. Fortunately, the system [Salesman] was awakened. Earn system currency by selling items. What's more important is to issue designated sales tasks based on people's strong wishes. The mission is completed and the Taiyin Body Refining Technique is rewarded. The mission is completed and the gluttony face is rewarded. The task is completed, and the step is rewarded. ... Some years later. "People cultivate immortality, and immortals turn into ghosts." "Haha! Salesman, I want to buy the reincarnation of the world!" Chu Qingchen looked at the task above and fell into deep thought, "Samsara, why don't you go to the King of Hell and find the salesman?!"