He is the most inconspicuous takeaway boy in the Xuan Realm, and he is also the unlucky guy that Jiu Yang Xuan Ti encounters only once in a century. During the day, he wears a yellow vest and shuttles among the neon lights of the city, but at night he has to face wandering ghosts demanding his life and evil ghosts blocking his way. Once he mistakenly entered the "ghost against the wall" barrier, he was rescued by Shen Qingqiu, a female disciple of the Ghost Control Sect. From then on, he stepped into the abyss of Xuanmen - not to cultivate immortality, but to cultivate life.