There were many novels where the female and male leads traveled through time, such as " Startling Step by Step,"" Poisonous Concubine,"" Special Agent Concubine: The Useless Woman Against the Sky,"" Journey to Searching for a Past Life," and so on. These novels usually described how the female protagonist traveled to the modern world, used modern knowledge and wisdom to survive in ancient times, and met the male protagonist to start a wonderful love.