He read a novel about a pair of twin sisters who transmigrated to an unknown dynasty because of a pair of jade pendants. The older sister even appeared in the scene where the male protagonist took a bath.

I recommend "Marrying the Wrong Bride". The heroine in the book is the older sister of a pair of twins. The younger brother is very smart but dotes on the older sister and helps her find a husband. The sisters got married on the same day. The younger sister married the top scholar, but the older sister married a silly boy. However, her sister had cured her silly husband. She was very surprised that her silly husband was not simple! I hope you like this fairy's recommendation. Muah ~😗

The novel "Huangyao Poetic Love" was about the male protagonist who was eight years younger than the female protagonist. He met the female protagonist in Huangyao Ancient Town and then turned from a young master into a warm and caring man. In order to get the female protagonist, he did not hesitate to turn against his parents and go deep into the tiger's den to save her from her husband's claws. In the end, they were moved by the heavens. The female protagonist gave birth to a pair of twins and became a family reunion. This book matched the plot of the male protagonist marrying a pair of twin sisters. I hope you like this fairy's recommendation. Muah ~😗

" Glory of a Noble Family " was an ancient romance novel that told the story of a pair of twin siblings. I recommend this novel to you. The plot is fascinating and detailed, making it impossible for people to stop reading. I hope you like my recommendation.😗

I recommend you to read " The Secretive Walker of Hogwarts ", which is an HP Doujinshi novel written by the author, Blazing Fire. The story was about a pair of sisters who had transmigrated to the HP world. The older sister followed the professor, and the younger sister followed Sirius. The story between them was both bizarre and thrilling. Professor Snape was also an important figure in this group. I hope you like my recommendation.😗

I recommend " My Dad Can Exorcise " to you. The male protagonist, Lu Yang, transmigrated to a parallel world and gave birth to a daughter out of thin air, becoming an exorcist nanny father.

I recommend "My Sister Helping My Younger Brother". This was a novel about business and workplace. The main character Li Yanfei's sister was a senior executive in the main character's company. Both sisters 'names were Li. I hope you like this fairy's recommendation. Muah ~😗

I'm not a fan of online novels. I'm a person who likes to read novels. I can't provide the specific name of the novel. However, according to the description, this kind of plot often appeared in online novels, and many of them had similar plots such as Lord Snow Eagle, One Thought Eternal, Full-time Expert, and so on.

Perhaps you are looking for the book "The Evil Spring", an ancient romance and classical fictional novel written by the author, Otaku Crab. In this novel, the heroine found a piece of her mother's relic, a jade pendant, and began to explore the truth from then on. I hope you like this fairy's recommendation. Muah ~😗

I don't think it'll necessarily meet your needs, but I'll try my best to recommend a novel that's most relevant to your description." Tyrannical Beauty " is an ancient romance novel written by the author, Who Is Who's Puppet Doll. The general plot of this novel is as follows: They were twin sisters, one of them had transmigrated and was alert and cunning! An authentic daughter with outstanding talent! Her goal was simple. She wanted to die a natural death in this life for the sake of reincarnation. Her goal was simple, to have everything she wanted. He, he, and him. When they met the two of them who had the same face, who did they love? Life always forced them to make choices. She wanted to live an ordinary life! She wanted to have happiness! But could fate fulfill their wishes? It was said that there was no true love in a noble family. Could such twin sisters love each other? ---------------------------- " Black-bellied Baby: Mother, Don't Run " was an ancient romance novel written by the author, Dark Night Butterfly Dream. The general plot of this novel was: She was the daughter of a concubine who was not favored by the Prime Minister. With an imperial edict, she and her eldest sister married into the Qi King's mansion at the same time. After she became pregnant, she was plotted by her eldest sister… The two children, who were identical except for their clothes, looked at each other curiously. "Who are you? Why do you look like me?" Could this be the child of his father who was wandering outside? "You look like me, okay?" This was the younger brother that her mother had left behind for her. What kind of sparks would fly when the twins met for the first time? The two eccentric elven children had equally high IQ and EQ. In a battle of wits and courage, who would win in the end? A certain prince said proudly. Naturally, it was this prince… ---------------------------- " The Troubled Twin Beauties " was an ancient romance novel written by the author, the younger sister of the Yu family. The general plot of this novel was: The twin sisters were clearly the daughters of the royal family and were born from the same mother. Due to their birth anomalies, one of them enjoyed wealth and struggled in the palace, while the other rose and fell in troubled times, but each of them carried their own fates. In the chaos, they looked down at the earth. Who was the one who ruled? The young man looked at the plump and round lovesick beans in the colorful glass bowl on the table, which looked very much like a baby girl in his arms. He gently pinched the baby girl's face and looked at her slightly frowned and disgusted face. He was in a good mood. His lips curled up, and his cold voice was like the ice spring on the Tianshan Mountain. "Xiangsi, from now on, you are Xiangsi." Yearning, the face of an angel, a heart of nine curves. He was mature and prudent, and there was some vicissitudes and sadness that did not match his age. Laugh when you are happy, laugh when you cry, laugh when you kill, and temper a heartless heart in the midst of killing. Born in slaughter, good at killing, a lifetime of longing for stability, but drifting with the world, a lifetime of pursuit, but in the end, it was a beautiful woman's withered bones, trapped and burdened by love! ---------------------------- " The Reborn Godly Doctor's Daughter " was an ancient romance novel written by the author Zhang Yueshang. The general plot of this novel was: The rebirth of the Di daughter was just to live a leisurely life. Who would have thought that the heavens would not go according to their wishes? His two concubine-born younger sisters actually found her unpleasant to the eye and were thinking of all ways to make her embarrassed in front of everyone. r Fortunately, Miao Feng had learned a lot of skills, and she also had the space in her hands! There were a lot of herbs inside, and they were all rare treasures! r She wanted to live a peaceful life, but she didn't expect her step-sister to disturb her time and time again, set up evil schemes to ruin her innocence, and used methods to take her life. When her daughter finally realized what was going on, she vowed to live a wonderful life and not be bullied by others. She also wanted to avenge her and her mother who died unjustly in her previous life! r The heartless and ungrateful father, the vicious and hateful aunt, the arrogant and domineering step-sister, she would not let any of them off. r However, the closer she got to the truth, the more she realized that things were not as simple as she thought! The introduction was useless. Just look at the content! He was asking for a collection, a recommendation, and all sorts of requests! Bowing and thanking my dear friends! ---------------------------- " Ugly Adventures " was an ancient romance novel written by Gu Dazi. The general plot of this novel was: It was a story of a young girl traveling through time. Did she like her younger brother? Would she give up on her love for her brother because of her? Everything was in the book. There were countless new books. It was worth reading! ---------------------------- " One Baby Two Fathers " was an ancient romance novel written by the author, Wing Demon. The general plot of this novel was: Was she cursed, or was she suffering from a strange disease? Was she innocent, cute, and enchanting at night? Which was the real her? Which was the one in her heart? Was she lucky to meet that evil man? Was she unlucky enough to fall in love or hate him? It was just a matter of a fine line between love and rebirth.[Doll's quote]*1*," There's an old saying: Heroes can't pass the test of beauty, and fathers can't pass the test of mother. Dolls can't pass the test unless they are beautiful!" 2." Mother, you're so beautiful. Let's elope and leave that old man alone!" " Wow, the baby is so pitiful. Her biological father doesn't want her, but it doesn't hurt to raise her father…"<br><br>" Whoever gives birth to the baby can take it. I just want to go home." [Demon's own text][Mad Woman]-The strong text of a transmigration woman. ---------------------------- The book " Glory of a Noble Family " was an ancient romance novel written by the author Huanhuan Ailei. The general plot of this novel was: The story of the twins. ---------------------------- The book " Twin Pedicles " was an ancient romance novel written by the author, Ting Feng and Xue Xue. The general plot of this novel was: As the third daughter of the Gu family, Gu Qingwan felt a lot of pressure. She had a scumbag father and stepmother, a two-faced younger sister, and a cold and picky grandmother… ---------------------------- " My Girlfriends Are Twins " was a light novel written by the author, Breeze. It was a daily love novel. The general plot of this novel was: 'All living beings are transmigrators, and I have tens of millions of systems. Of course, I can't lack them either. But why is it that the girl I like is a twin?' ---------------------------- " Twin Sisters 'Fate " was an ancient romance novel written by the author, Xi Chun Cao Xin. The general plot of this novel was: Who said that a woman must rely on a man's favor to live? Unfortunately, I'm not. I'm the one who kills gods and devils! We are both the daughter of the Prime Minister and sisters. You live a luxurious life while I live like a beggar. Why? Then I will take everything from you and let you have a taste of being trampled on. The cold-faced man could not help but smile when he saw her. "Man, what are you laughing at?" she shouted angrily. Since you dare to laugh, you'll take care of me for the rest of my life!" The man was stunned, but he quickly hugged her tightly again. "Alright! This king has the same intention.

The book "A Billion Daddy Addicted" met the requirements. It was about a female protagonist who agreed to her selfish father's request and became a substitute for her sister. She met and fell in love with a CEO, and her sister had a boy son. I'll recommend it to you. I hope you like my recommendation. Mwah ~