Temporary Worker in the Underworld

Yinchai is the ghost of the deceased, traveling between the world of the living and the underworld. Wang An, a descendant of a prominent Yin-Yang family with a unique physique, was tricked into becoming a Yinchai. It should have been a comfortable job, sending ghosts back to the underworld every day. However, one evil ghost after another... (That would have been fine, but some humans, in their human form, have evil intentions, exacerbating the ghosts' resentment.) He had no choice but to...