Time travel novel, the female protagonist falls into the water, her body travels to ancient times, a lake, meets the male protagonist, falls in love, the male protagonist is the emperor, after

The female protagonist's father was a policeman. When the female protagonist went to look for her father again, she helped her father catch a criminal. She accidentally fell into the water and traveled to ancient times to meet the male protagonist. Later, the female protagonist and the male protagonist traveled to modern times in the bathtub and met the female protagonist's brother. The male protagonist was learning to drive in modern times. Later, the male and female protagonists traveled back to ancient times in the water.

Answer 1

This was a time-travel novel where the female protagonist fell into the water and her body transmigrated to an ancient lake. She met the male protagonist and fell in love with him. The male protagonist was the emperor. The story was about the female protagonist who accidentally traveled to ancient times and accidentally became the emperor's sister. After that, she met the emperor and fell in love with him. However, their identities and status made it difficult for them to be together. Through continuous efforts, the female protagonist finally overcame all kinds of obstacles and lived a happy life with the emperor.