After Reading The Book, I Became The Best Master In The World Of Cultivating Immortals

The outstanding teacher Shen Qingmang once passed through the book and turned into a cannon fodder teacher who was criticized wildly by her.
The original owner couldn't even manage three apprentices. She waved her hand and said that I could teach thirty apprentices.
In the original work, the two little apprentices who often caused trouble were trained (tiao) and (jiao) by her to be obedient, but unexpectedly, they fell out of favor with the most trustworthy eldest apprentice.
Steady, sensible, considerate, sickly... Beneath the layers of disguise, he is determined to win her.
"Master has never looked at me twice. From now on, Master will only look at me, okay?" The corners of the gentle young man's eyes turned red, and he raised her chin.
Shen Qingmang overflowed with a sneer: "Did I allow you to turn black?"
[The best master who can seamlessly switch between gentle and violent x Shirogiri Hei's yandere apprentice], sit down quickly, let's go to class!