City migrant worker Wang Xiaofan's pet dog was accidentally possessed by the remnant soul of an old demon from the world of immortality. The dog kept its true nature in the fight, but inherited the memory of the old demon, leading Wang Xiaofan on the road to counterattack in immortality - from hotel security to business giants, from mortals to monks, all the way to slaps in the face, all the way to comedy, all the way to defy the heavens.
