The plot was that the female protagonist transmigrated to the emperor's side and was used by the emperor to become a concubine. The emperor's temper was temperamental, and in the end, he poisoned the female protagonist.

I recommend "Dressed as a sadistic female character, my character is broken." The female protagonist dressed up as a beauty in the palace and wanted to save her life. Two years later, she pretended to die and ran away. In the end, she changed her relationship with the male protagonist, a certain emperor man. This novel was an ancient romance novel, which met the requirements of the title. I hope you like this fairy's recommendation. Muah ~😗

😋I especially recommend the following novel for you: High School Top Scholar, Cursing the Female Empress to Cry at the Beginning. This novel described how the male protagonist, Lu Hao, transmigrated to an ancient world and became a king with one word. He also assisted the fatuous emperor and empress in governing. The plot was compact and interesting. The interaction between the male protagonist and the empress was very exciting, and it was very interesting to read. I hope you like my recommendation.😗

😋I recommend "This Love Can Be Waiting for the Jinse" to you. Although it didn't completely fit the description, this ancient romance novel also had a plot where the female lead transmigrated into a demon instead of a fox, and the male lead was an emperor-level character. There were also scenes of the female protagonist saving the male protagonist and some strange abilities of the monsters. I believe this novel will give you a different experience. I hope you like this fairy's recommendation. Muah ~😗

There were many novels in which the main character became an emperor after transmigrating, such as Battle Through the Heavens, Transmigration and Anti-transmigration, and Startling Step by Step. The protagonists in these novels would usually change the course of history through their own wisdom, ability, and courage to maintain the stability and prosperity of the country and become an excellent emperor. At the same time, the identity and experiences of the protagonist after transmigrating often shaped his unique character and storyline.

The female protagonist of " I Have a Scaring System " traveled to Japan and became a priest who worshiped the God of Water. She had a Scaring System that could randomly select a skill from ghosts and monsters, and she often came into contact with all kinds of monsters.

There were many novels in which the female protagonist transmigrated to become an emperor. Some of the most famous ones included " Startling Step by Step,"" Poisonous Concubine Daughter," and " Beautiful Rivers and Mountains." These novels usually depicted a modern girl who traveled back in time to become an emperor or empress and experienced various challenges and trials in the palace. In these novels, the female protagonist usually had a strong will and intelligence, and through continuous efforts and wit, she eventually became a great emperor.

😋I recommend you the ancient romance novel, Poison in the Qing Palace. The female protagonist transmigrated to Emperor Guangxu's concubine Jin and became his favorite concubine in his life, but she also had to face many difficulties and challenges. I believe you will like this novel! I hope you like this fairy's recommendation. Muah ~😗

The following are some novel recommendations for the female protagonist: 1. " A Drop of Blood of the Original God Emperor's Green Plum ": This novel tells the story of the heroine transmigrating to the original god world and having a love story with Zhong Li. The identity of the female lead with only one drop of blood caused a series of problems and conflicts. 2. "[Original God] Reincarnated as the Daughter of the Emperor ": This novel is based on the perspective of the female protagonist, An Shengsheng. It tells the story of her friendship and love as she grows up. The story also involved soul conversion, foreign continents, and other elements. 3. [After [Original God] Transmigrated, You Become the Emperor's Widow]: In this novel, the female protagonist transmigrated to the foreign world of Tivat and was troubled by rumors that she was the Emperor's Widow. There were also subtle reactions of other characters and some mysterious plots in the story. Please note that the novels recommended above are based on the search results provided. Some novels may not fully meet the requirements.

I recommend "Wear It Quickly: Be Esthetics" and "Wear It Quickly: Demon King, Please Let It Go!" These two novels belonged to the sci-fi space-time travel genre. The female protagonist would travel to the male protagonist's side to be a bodyguard. The female lead Zhu Ling of "Be aesthetics" became a role-player for the male lead's strategy quest due to a mission and began her evolution."Female supporting character: Demon King, please let her go!" In order to save the protagonist from all the previous transmigration, the female protagonist traveled through various worlds and became the demon assistant that the male protagonist relied on. I hope you like this fairy's recommendation. Muah ~😗