There were many types of novels about strong men, strong women, and black-bellied women. Some were purely NP-style novels, while others were NP-style novels with romantic elements. Np meant that there were multiple reincarnations and transmigration between the male and female protagonists. Some male and female protagonists would work together to face all kinds of challenges and support each other. The male protagonist was very powerful, had amazing strength and wisdom, and the female protagonist was also very strong, with her own principles and beliefs. In literature, the male and female protagonists usually had a deep emotional foundation, but the male protagonist would use the female protagonist or control and use the female protagonist for some reason. The female protagonist would feel pain because she was used by the male protagonist, but the female protagonist would gradually grow into a very powerful female character to compete and reconcile with the male protagonist. Strong men, strong women, two-faced, and mutual favoritism usually involved all kinds of complicated interpersonal relationships and plots, including misunderstandings, revenge, betrayal, rebirth, etc. There were also some articles that involved superpowers, magic, myths, and other elements. There were many types of novels about strong men and strong women, and readers could choose according to their preferences.