After Being Marked by an Evil Spirit, I Became an Intern in the Underworld

"The internship pays one thousand a day and specializes in hunting down evil spirits - but my first target is my mother." Zhou Yuan's world collapsed on the day his mother became critically ill. The shady intermediary took away the money and ran away. In the sky, evil ghosts were seen collecting souls and evil spirits wandering around. Desperate, he signed a contract to join the "Xuanhuang Cleaning Company" and became an intern in the underworld. Wraiths in haunted houses, painted skins of Nuo operas, evil spirits in mirrors... A whole new world unfolded before him. And his first mission is to clean up his mother who was marked by an evil spirit!