People become ‘ghouls’ upon dying, and will enter the physical world through a door to cause chaos. Zhang Zha, a mere delivery boy, accidentally entered a haunted house, and resulted in a crisis— a ‘ghoul’ breakout. As such, people from all factions began to make an appearance in the story, while Zhang Zha continues to grow upon experiencing a series of adventures and fights with a mysterious scroll about modern Jianghu slowly unfolding alongside.

(Source: MU)