The male protagonist lives in an ancient castle, and the female protagonist seems to be playing at the male protagonist's house.

I'm not sure which book you're referring to. However, if you are looking for a pocket romance novel, I can recommend a novel called " The Castle of Time Travel ". The plot of the novel was as follows: The main character, Zhao Ziyu, was a modern university student who accidentally transmigrated to an ancient castle. In this castle, she met a man named Zhang Zeyu. He lived here and was the guardian of the castle. Zhang Zeyu fell in love with Zhao Ziyu at first sight, but Zhao Ziyu didn't know his identity. Zhao Ziyu went to Zhang Zeyu's house to understand the history and situation of this ancient castle. There, she found out that Zhang Zeyu had special feelings for her, but Zhang Zeyu did not want her to know his identity. Zhao Ziyu decided to continue living in the castle and search for his identity and purpose. Zhao Ziyu met many interesting people and things in the castle. The relationship between her and Zhang Zeyu was also constantly warming up, but in the process, she also discovered the secret of the ancient castle. In the end, Zhao Ziyu found her identity and successfully escaped from the castle. The plot of this novel is compact, the characters are vivid, and the emotions are sincere. It is very suitable for pocket romance novel lovers to read.

The relevant information of an ancient short romance novel is as follows: The male lead was a Castle Lord surnamed Lei, and the female lead was the daughter of his enemy. The background of the story was an ancient plot that could include misunderstanding, hatred, love, and many other elements. This novel might involve palace struggles, family disputes, and other plots. There might also be some humorous plots. If you need to read this novel, I suggest you look for some classic ancient romance novels such as Dream of the Red Chamber, Hua Qian Gu, etc. It might be helpful.

I recommend the novel 'The Stronghold Chieftain Marries To' to you. The male protagonist married the female protagonist for revenge. The female protagonist was a bandit chief, and her father accidentally injured the female protagonist when he fought with the male protagonist. This novel had a relaxed style. The female protagonist was powerful, the male protagonist was loyal, and there was a cute baby. I hope you like my recommendation. Muah ~

I recommend an ancient romance novel called "The Yan Family's Fierce Daughter". The female protagonist transmigrated and became a village girl, earning a lot of money by farming and doing business. His family is a businessman, which fits the information you gave. I hope you like this fairy's recommendation. Muah ~😗

This plot could be written into a historical fantasy novel. The following is a possible plot outline: The female protagonist was the daughter of a minister. Because of her powerful family, she had been isolated since she was young and lived a lonely life. The male lead was a fourth prince. Although he had a similar experience with the female lead, the two of them met because of a misunderstanding. By chance, the female protagonist and the male protagonist met in a cave and began to interact because of their mutual attraction. However, the male protagonist's power prevented them from dating, causing the two of them to be indecisive between each other. After that, the female protagonist found herself involved in a conspiracy and embarked on a journey to find the truth with the male protagonist. During their journey, they experienced all kinds of hardships but finally overcame all difficulties to fulfill their promise to each other. After the female protagonist and the male protagonist got together, they gradually discovered each other's hearts and gradually understood each other's feelings. They decided to face the challenges of the future together and walk the path of happiness together.

This novel was called Second Life. The author was a calligraphy treasure, not a treasure. The male protagonist of this novel was called Lin Feng. He was a disfigured man who lived alone in the forest after being burned. The female lead was Li Na, a reporter who was attracted by Lin Feng's story and went to the forest to interview him. During the interview, Li Na discovered Lin Feng's true identity and helped him out of his predicament. In the end, the two fell in love and got married to begin their second life. The plot of this novel was complicated and the emotions were sincere. It was a very touching romance novel.

" City of Summer Light " is a romantic youth-and-youth campus novel written by the author, Castle Lowell. The general plot of this novel is: She was a sweet and silly girl who walked alone in the martial world, while he was the cold young master that all women yearned for. By accident, she met him…When the truth gradually surfaced, it turned out that all of this was a well-planned conspiracy. ---------------------------- " My City, His Summer " was a romantic novel written by Eleven Flower Space. The general plot of the novel was: Xia An had always thought that her name would be closely associated with the word " Wang Cheng." In that warm city, where there was warm sunshine and refreshing summer, the two of them stood together," holding hands and growing old together," writing a beautiful fairytale-like legend together. However, in reality, they were in a different situation… ---------------------------- " Xia City Is Not A City " was a modern romance novel written by the author, Shangguo. The general plot of the novel was: Love was not more or less. It was a meeting that was neither too early nor too late. Some people were always by his side, but there was no fate between them. Some people only had one look and their love was set for a lifetime. Lin Xia met Gu Chengfei in her most beautiful years, the man who had amazed her all her time. As for Gu Chengfei, that elf-like girl had been gentle for years. Two young people who had been hurt by their families met each other through a red string. Love tied the red string into a dead knot, and they lingered around each other. Promise the next life... ---------------------------- " The City of Sleepy Summer " was a modern romance novel written by Fang Feiyan. The general plot of the novel was: His new book," Catch That Earthling ", is a male fantasy. It's a positive story. I look forward to your support. --------------------- If there was someone to rely on, who would be willing to be strong? Her ten years of war and chaos, his ten years of never leaving her. His feelings for her had nothing to do with distance, age, or gender. They spent ten years in the siege of marriage, exhausted their lives, looking for the best love, knowing each other and loving each other, and being evenly matched. The original name of this book was Guilty Unmarried, and it was once called Innocent Unmarried. ---------------------------- The book," Crazy Charming Young Female Empress: Shadow Song and Moon Dance ", was an ancient romance novel written by the author Xia Tianyi. The general plot of the novel was: In the 21st century, she had transmigrated. The demonic baby whose face changed when she heard it, the beautiful woman who was pure and innocent. The arrogant young man, the most beautiful woman in the city, The leader of the Wild Shadow Gang, the legendary and mysterious Empress. Exactly…which was her true identity? The cute boy who grew up together, the wandering Young Master Leng. The arrogant and domineering Crown Prince, the evil and mysterious Guo Shang…Where did she put her love? ---------------------------- " My Master Xia is Fierce and Wild " was a modern romance novel written by the author, Duanmu Erya. The general plot of this novel was: [The female protagonist is super handsome, and the superpowered boss X is a black-bellied male protagonist who pretends to be a pig to eat a tiger. The female protagonist has a mysterious background, and she is a super-evolved person. It was a 1v1. " Many Beautiful Men: Sick, evil, silver-haired, beautiful man, venomous, coquettish doctor…" It was rumored that Little Ancestor Lu, who was known as the " Crown Prince " of Dragon City, had a bad temper even though he was good-looking. He hated the heavens and the earth, and he even liked to throw money at people. However, one day, everyone suddenly realized that the little ancestor Lu had been tamed by an even more ferocious big shot, and he had started to act pitiful? " Xiaxia, look at them beating me. My face is swollen. Sob, sob, sob…" How dare this kid be so arrogant in front of me? I'm not going to-Xiaxia, you're here. Look, this kid is bullying me!" " I'm going to kill you with money today. Xiaxia, he said I'm poor. My heart hurts." The people in the circle trembled,[This man is not like this when he reaps the business territory with his iron fist…Xia You, a hidden person, until one day, she returned to the Xia family as the young lady of the Xia family.] "I don't know how to fight. I'm just strong." "I didn't go to school." "I've always been elegant and easy-going. I'm easy to talk to." Those who knew the truth dared not say anything." No, no, no. Master Xia, you're not like this…Until one day, everyone saw this scene. Xia You stepped on someone and blocked Lu Siche's aggrieved face." After all, I'm not a demon. If I touch him, I'll die. Do you understand?" The insiders on both sides immediately spat out a mouthful of blood. [This article is about the female protagonist and the female protagonist. The background is huge. The female protagonist has a career line. It's not a love story. Be careful.] ---------------------------- " Tyrannical CEO's Love and Enemies " was a modern romance novel written by Little Monster. The general plot of this novel was: Xia Muchen's words echoed in Luo Lingling's mind again and again. It was like a bolt from the blue striking her from head to toe. Her black eyes widened instantly. She could not believe what she had just heard. Xia Muchen! This man was actually Xia Muchen. In the business world, these three words were like a god! It could be said that everyone knew him. He was a legendary figure that every business elite longed to curry favor with! Everyone knew how Xia Muchen did business. He was decisive, ruthless, and merciless. Yet, she actually had a grudge against such a person… ---------------------------- Did Mr. Xu Confess Today? was a modern romance novel written by the author, Meng Li Ruoyi. The general plot of this novel was: Your questions are a little too many, and they're quite lethal. "Didn't anyone tell you to be respectful to your superior?" " It was mentioned in the TV series, and then…" Then, the superior and subordinate raised their hands and raised their eyebrows, playing the zither in harmony. This book's career line is interior design, and its occupation is a designer. ---------------------------- The book " Love in This World Until Death " was a short story by the author, Xiao Ya Want Happiness. The general plot of this novel was: "Hello, Xia Xiaoya." "My surname is not Xia! My name is Xiao Ya." "No, your surname is Xia, because my surname is Xia." " Hey, what kind of logic is this? Your surname is Xia, so must I be surnamed Xia?" " Yes, your surname must be Xia because you're my woman." ---------------------------- My Husband Is the Best in the World was a modern romance novel written by the author at the beginning of the year. The general plot of this novel was: "You're lying again!" she said with an aggrieved expression. "Good girl, I won't lie to you this time." He smiled. In order to escape from the devil Gu Beicheng, Xia Yinian had found herself a boyfriend. She did not expect that the devil would be Gu Beicheng's uncle. He was the king of the business world in Ye City. He was abstinent and cold, and he did not get close to women. Only this little thing who accidentally entered his life made him protect her for the rest of his life…

There were two novels that fit this plot. They were " The Cute Wife: The President Dotes on Her " and " Acting Good." Among them, in " The Cute Wife: The President Dotes on Her ", the male protagonist would capture the female protagonist back to the castle and let her live in a cage in one of his villas. He would call her " baby " and threaten the female protagonist who wanted to escape. In another movie," Behave," the female protagonist locked her beloved boy in a pink cage. The male protagonist didn't want to be locked in there at first, but later he accepted it.

This was a romantic story about neighbors. The male protagonist and the female protagonist were neighbors, and because they often went out for walks together, they gradually developed a good impression of each other. The male protagonist felt that the female protagonist was a smart, kind, and beautiful girl, so he decided to propose marriage to the female protagonist. The female lead was hesitant at first, but she eventually agreed to the male lead's request. On the day of the wedding, the female protagonist felt a little nervous, but when she saw the male protagonist, she felt extremely happy. They spent the rest of their lives together until their hair turned white and wrinkles crawled all over their faces, but their love was still the same.

I didn't know that you wanted the specific name of an ancient novel. However, if you can provide more details or descriptions, I can try my best to help you find the novel you want.