I Joined the Night Watch, but I'm Actually a Ghost

After a series of twists of fate, Lan Ren joined the Night Watchers, capturing ghosts and vanquishing demons to protect the world. Then one day, Lan Ren discovered that he was a ghost himself. Now he wavers at the crossroads between serving the Night Watchers and leading the ghost clan to unite the Underworld.

The Night Watchers' leader: "Whoa, the Lord of the Underworld has appeared in Jingbei! Lan Ren, get him!"

Lan Ren, looking utterly confused: "Huh? I have to fight myself?"