Wei Nan is a loser who just wants to survive four years of college, get a diploma, and then find a job through the back door.
Unexpectedly, a demon fell from the sky with a whip and threatened to electrocute him at every turn. Under the whip (training) (teaching), he became a successful person in the eyes of others, and a good son who found his way back in the eyes of his mother.
In Ji Jingchen's eyes, Wei Nan was a loser. Fortunately, under my indoctrination and intimidation, he could barely act like a human being.