There is such a type of female supporting role. They are the male protagonist's first love/ex-girlfriend/Bai Yueguang. They possess the male protagonist's love easily. They are jealous of all women, but do not know how to cherish them. For various reasons, they leave the male protagonist and run away alone, leaving the male protagonist physically and mentally hurt. He longs for them and cannot get what he wants.
But when the female protagonist finally appears next to the male protagonist, they start to feel jealous and regretful, and try their best to turn around and cause trouble between the male and female protagonist.
Despite all the tricks, it has become a stepping stone between the male and female protagonists. It made them have a beautiful marriage, but he was heartbroken and frustrated, and his reputation was ruined.
Suddenly one day, Bai Yueguang woke up.
Intention: Continuous self-improvement