Inheriting the old celestial master at the beginning, invite me out of the supernatural bureau

Traveling through the spiritual world, Zhang Qingxuan became the Celestial Master of the Celestial Master's Mansion.
In order to make a living, he had no choice but to become a magic stick, showing people Fengshui all day long to drive away bad luck, and he lived a fairly comfortable life.
Until this day, people from the Supernatural Investigation Bureau came to the door.
Eight female students of Jiangnan University are missing, and countless students commit suicide bizarrely. Please ask Zhang Qingxuan to come down to help!
"If I have the ability to solve this kind of thing, wouldn't it be a long time ago that I would carry a sword and slay demons all over the world?"
Zhang Qingxuan cursed secretly in his heart, and was determined to refuse.
But at this moment, the celestial master system awakened, and the opening rewards integrated all the cultivation of the old celestial master.
You can also get points to improve your cultivation base by killing evil spirits, and extract more Taoism and magic tools...
"Ding! You have raised the [Five Thunders Correction] to the realm of perfection."
"Ding! You got a lucky draw: [Tiantianlu]!"
"Ding! You got a magic weapon in the lottery:【...