I Work as a Customer Service Person in the Underworld, and My Customer Is a Big Boss in Life.

Cool writing, system flow, yin and yang, urban supernatural, counterattack, gathering of bosses, obsession, protection Chen Yan, a programmer who died suddenly while working overtime, was accidentally bound to the underworld customer service system and became the only living temporary worker in the underworld. Coinciding with the complete collapse of the underworld system and the loss of contact with ghosts, eternal emperors, business giants, battlefield war gods, and bigwigs from all walks of life all became his clients. He travels between the yin and yang worlds, resolves the obsession of dead souls, pursues huge sums of money, finds jade seals, settles grievances, and protects the common people. From a humble migrant worker to a counterattack and awakening the Shoheng bloodline, he was accidentally involved in a shocking conspiracy that subverted Yin and Yang. The old bosses are all trump cards, and thousands of ghosts are all helping. Let's see him take on the role of a mortal to suppress the Yin Division, ward off evil spirits, and protect both realms. From a low-level social beast, he counterattacks and becomes the Guardian God of Yin and Yang!