Heng Sao Tian Ya

Traversing into another world, Zhang Xuan finds himself becoming an honorable teacher. 
Along with his transcension, a mysterious library appears in his mind. 
As long as it is something he has seen, regardless of whether it is a human or an object, a book on its weaknesses will be automatically compiled in the library. 
Thus, he becomes formidable. 
"Monarch Zhuoyang, why do you detest wearing your underwear so much? As an emperor, can't you pay a little more attention to your image?"  
"Fairy Linglong, you can always look for me if you find yourself unable to sleep at night. I am skilled in lullabies!" 
"And you, Demon Monarch Qiankun! Can you cut down on the garlic? Are you trying to kill me with that stench?" 
This is an incredible story about teachers and students, grooming and guiding the greatest experts in the world!
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Millman97

Library of Heaven's Path

StarveCleric

Daoist6fubtiW

As Feng Jiuge was unable to sense the presence of the gray congregation of energy, he could not sense any distinct difference in his physical condition as a result of Zhang Xuan's treatment.

So, with a skeptical look on his face, he quietly sat down and began driving his zhenqi according to his cultivation technique.

It did not take him long to notice that something had changed within him.

Previously, his zhenqi would suddenly start vanishing before he could even circulate it a full round through his meridians, and the more vehemently he tried to drive his zhenqi, the more energy he would lose.

But this time, his zhenqi did not vanish. Not only so, his dried out dantian was suddenly flourishing with energy, threatening to erupt in him like a volcano.

In truth, the spiritual energy he had cultivated over the past two years had not completely vanished. Instead, it had been hidden by the gray congregation of energy.

The Disaster of Spirit Origin Royal City