Lu Qing was originally a woman named Lu Qingqing. Born in a world of ancient martial arts. There once was a lover named Bai Yueguang, who always hoped that he could become a man and marry him. Lu Qing searched hard for a way to become a man, and could not find it until Bai Yueguang died.
Later, he got a system and began to travel between worlds. Later, he fell in love with a man, who rejected him because she was a woman.
So he was cruel, bought an embryo in the system, and chose to become a man.
Female to male, the protagonist is female in the early stage, and becomes male in the later stage.
From then on she became him.
Intention: relax