Unemployed young man Chen Mo dug out a black leather booklet among his grandfather's belongings, and from then on he could see a person's yang life span and yin debt. He was forcibly tied up as a temporary worker in the underworld. He worked in the underworld during the day and settled accounts in the underworld at night. He thought it was a hard job until he discovered that his grandfather's death was related to the "Fragments of the Book of Life and Death", and that those who should have died were breathing again in the world...
