Please recommend a novel about time travel. It contains the story of the prince and the princess. The background is fictional, and the princess should be under the age of 10. In addition, the plot of the prince marrying the princess should be full of conspiracy and planning.

It might not be exactly what you want, but I'll try my best to recommend a novel that's most relevant to your description: " The World of Betrothal Gifts: It's Dangerous to Marry a Royal Concubine " is an ancient romance novel written by the author, Lonely Bookworm. She had transmigrated and became the Eldest Prince of the Night Imperial Kingdom. She had disguised herself as a man and yearned for freedom, wanting to escape the terrifying Imperial Palace. However, she had become an effective contender for the Crown Prince. He was a prince with a different surname and did not get close to women. However, someone had rumored that he was a sl * t. In order to prove his innocence, he could only propose to her." Please marry me, Crown Prince!" ---------------------------- " My Concubine's Love " was an ancient romance novel written by the author, Albert. The general plot of this novel was: When he woke up, he was already a figurehead dynasty from a thousand years later. She was a chivalrous thief in the martial world and also the daughter of the prime minister's manor. Her background was complicated. He was the Iron-faced Arrester and the Bloodthirsty Ghost King. His fate was full of doubts. A marriage contract drove her to marry him and continue their relationship. He was addicted to spoiling her, and she loved him as much as her life. They were involved in a case, working together to uncover the truth. He risked his life, and she moved forward courageously. The world had changed dramatically, and their lives had begun to take a turn. In front of people, they were the embodiment of justice, but behind people, they were kind demons. The two transmigrators played around the court and the martial world, collecting cute pets, fighting bosses, cultivating and leveling up, creating a perfect game life. [The plot is fictional. Please do not imitate it.] ---------------------------- " The Evil Prince's Tyrannical Love: The Concubine's Not Pleased " was an ancient romance novel written by the author, Donggong Shallow Smile. The general plot of this novel was: It was a melodramatic article about a woman who fell in love with a prince. ---------------------------- The book," Girl, I Wish You a Next Life, Do You Want It?" was an ancient romance novel written by the author, Far Away. The general plot of this novel was: She didn't want to have a beauty that could topple a country, nor did she want to have power. She just wanted to be with someone for the rest of her life. However, with an imperial edict, she married an emperor who was even older than her father. The moment she entered the palace, she disguised herself as an ugly maid and became a low-level palace maid. She faced a series of difficult tests calmly, but she did not expect to affect the hearts of two kings! The plot is fictional, please do not imitate it. ---------------------------- " The Peerless Concubine: The Emperor Dotes On His Concubine Again " was an ancient romance novel written by the author, Mo Mo Ji Ji. The general plot of this novel was: When she first met him, he was just a young boy. A few years later, when she met him again, he was already the Crown Prince in a high position. "Be my Crown Princess, and the vast lands will be my betrothal gift." he said affectionately. "I need to consider it." she said seriously. When the land was already in the bag, she was already his empress, living a shameless life. "Bengong wants to leave the Li Palace." The plot is fictional, please do not imitate it. ---------------------------- " The Empress is Too Bully " was an ancient romance novel written by the author, Gong Changzun. The general plot of this novel was: Chen Ruoxi, a 21st-century girl, had accidentally transmigrated. Forget it! She actually got to know the princess. Forget it! She had actually become the princess's good sister! Chen Ruoxi thought that this was the most honorable status she had in this era. How nice would it be to be the sworn sister of the princess! However! Everything did not end just like that. The Emperor would not let go of this so-called sister who was not related by blood easily. It seemed a little wasteful to let her be the sworn sister of a princess in the palace. She might as well be the empress and help him manage the harem. [The plot is fictional. Please do not imitate it.] ---------------------------- " The Evil Emperor Chases His Wife: Spoiling the Princess Consort " was an ancient romance novel written by the author, His Highness Little Demon. The general plot of this novel was: In her previous life, she was a fierce and unparalleled super agent. By chance, she transmigrated into the body of the princess consort and began her cheating life! Hit the prince, write the divorce letter, flirt with the prince, flirt with the crown prince! She had been invincible all the way. She had thought that she could live freely in this life, but she was still trapped in the red walls of the palace. His warmth and love were just a gentleness that was made up of gentleness. She was heartbroken…She had abandoned everything, but she was wanted by him all over the world." Woman, I'm here. Where do you think you can escape to?" The plot is fictional, please do not imitate it. ---------------------------- " The Emperor's Husband Is Hard to Find " was an ancient romance novel written by the author, Qin Han. The general plot of this novel was: She had gone through two dynasties, one as the Empress and the other as the Empress Dowager. Twenty years later, when the new Emperor ascended the throne, she, the Empress Dowager, accidentally died. After being reborn as a lowly palace maid, she was only willing to marry a good man and stay away from the harem. For the ideal free life, the little palace maid worked hard. But, Your Majesty, why are you here? She didn't want it, Steve! ---------------------------- " The Peerless Concubine of Time Travel " was an ancient romance novel written by the author, Lian Yi Miao. The general plot of this novel was: What was that? Had she transmigrated to a sixteen-year-old girl? What was that? She was actually the imperial concubine? He was originally a high-ranking white-collar worker in a prestigious international company. How could he be willing to be humiliated by this king? The palace was deep, and the might of the heavens was unpredictable. It was naturally not easy to gain a foothold in this palace that he had transmigrated from. However…the experience he had in his previous life was not to be trifled with! "Emperor, do you think ChenQie is cute?" "…My beloved concubine is spouting nonsense again…" Let's see how Yunyao can move and think in the depths of the palace, controlling the heart of the monarch and running wildly towards the six palace masters! ---------------------------- My Prince Always Wants to Usurp the Throne was an ancient romance novel written by the author, Mu Zifan. The general plot of this novel was: "Wangfei, wangye is planning to usurp the throne again." "It's okay. It's not the first time or the second time." "Your Majesty, His Highness has begun to usurp the throne again." " Quickly send someone to help him plan!"