A novel that transmigrated or was reborn into another world. It had a certain background. It was a one-on-one fight. Both the male and female protagonists were powerful.
Alright, I can provide you with some information about transmigration or rebirth to another world. These novels usually had a certain background, such as the history, culture, and technological level of a certain world. The male and female protagonists usually had great strength and ability to survive and adventure in the other world. Some of these novels may involve a one-on-one relationship, where there is no interference from other supporting characters or villains between the male and female leads. These novels usually showed the emotional entanglement and battle process between the male and female protagonists, and sometimes involved the reversal and changes of other characters. The following are some examples of novels that might meet your requirements: 1. The Story of the Devil: It tells the story of the protagonist, Yun Tianhe, who traveled to another world and became a powerful mage there. 2 "Battle Through the Heavens": It narrates the story of a young boy, Xiao Yan, who had transmigrated to another world and trained hard to become a powerful martial artist. 3."Martial Refinement Peak": It narrates the story of the main character, Xiao Yan, who transmigrated to another world and became a powerful martial artist through the practice of martial skills. [4. Douluo Continent: The story of a young soul master who transmigrated to another world and became a powerful soul master through hard work.] I hope these examples can provide you with some inspiration and help.