The novels about the dual cultivation of men and women usually referred to the protagonist's yin and yang abilities, which could be used by both men and women. Not only could he cultivate the unique abilities of women, but he also had the unique advantages of men. At the same time, he could also take into account the feelings between men and women. These novels often involved some special backgrounds and settings such as the Yin and Yang Realm, the sealing of men and women, and the conversion of souls. Common male and female dual cultivation novels included Battle Through the Heavens, Douluo Continent, Martial Art of the Universe, Full-time Expert, and so on. The protagonists of these novels had rich and colorful plots. They gradually improved their strength by cultivating their Yin and Yang abilities in various ways. At the same time, they also experienced various challenges and tests to show their courage and wisdom. The novels about male and female dual cultivation were also loved by the majority of readers and became a popular literary theme.