This is based on the novel and just this year there was the cdrama released. It was really good. One of my favorite C novels so I am very happy with the manhua adaptation. I really like the art.
You can read the novel here in english.
https://mydramanovel.com/legend-of-the-female-general/
This reminds me of I’ll Parry Everything manga / LN. That character is even more OP. It is weird this has a harem tag. He just had a fan club of men and women.
I read to vol 6 of the LN and there is no romance or harem. Generally all the female students have a crush on the master and the male students madly respect him. I think he does end up adopting Myui Freya. I think he will end up with Lucy Diamond as she is canonically much older (maybe in her...