Occupation: Fairy

Personality: Gentle and gentle, save all sentient beings, be strict with oneself and discipline others, love trivial thoughts

In distant ancient times, the immortal Lu Dongbin descended to earth, determined to punish the evil spirits that harmed the mortal world.However, when his eyes fell on Mu Kun's family, he found that this fate was actually destined.

Mu Kun's grandfather, a devout believer, worshiped Lu Zu all his life.However, in his later years, he encountered bad luck.Mu Kun once begged Lu Zu to appear as a spirit to save his grandfather, but received no response.All this made Lu Dongbin feel deeply guilty and felt an unspeakable debt to the Chen family.

Therefore, Lu Dongbin decided to stay in the mortal world and teach Mu Kun to make up for this debt.But something unexpected happened, and a chance accident caused Lu Dongbin's magic power to be intermittently lost. He was even forced to stay in the mortal world, and was even taken in by Mu Kun as his subordinate.

Despite this, Lu Dongbin was not discouraged.He and Mu Kun worked together to solve a series of mysterious and mysterious cases for the townspeople.In the process, they gradually established a deep friendship.Lu Dongbin's wisdom, courage and Mu Kun's perseverance and kindness have become popular stories among the people.