The protagonist of this novel was originally the Crown Prince. After being killed by his younger brother, he was reborn and returned to the past. After that, he experienced a series of events and finally became the Heavenly Dao. Was there any novel that recommended this?

I recommend "Nine Dragons Mystic Emperor" to you. This fantasy novel is about the protagonist, who is a genius but was killed by jealousy. He was reborn into a chaotic world by accident. In order to take revenge, he had to start all over again. The mystery in the blood coffin started his slaughter of the strong. A promise was fulfilled 90,000 years later. He carried his blood and fought in all directions. He looked down on the sky and became the king for his entire life! This was a story of the protagonist who had gone through hardships and relied on his own strength to adventure all the way until he finally succeeded in taking revenge. I hope you like this fairy's recommendation. Muah ~😗

I recommend the Soul Returning Holy Sword to you. The main character was a prince of a fallen country. He relied on the belief of reviving his country to cultivate from the mortal world to the divine world. He transformed into the supreme Flame Emperor of the Sacred Fire Clan and participated in the Realm King Meeting between the Divine Kings of the seven star continents and the Sun God. The protagonist took every step in his cultivation and finally defeated the Demon God of Fate, achieving a counterattack. I hope you like my recommendation. Muah ~

After the female protagonist is reborn, she returns to her past novel and becomes rich. You can refer to the following plot: The female protagonist was reborn and returned to the past to find that she had once written a very popular novel, but she had never had the courage to publish it. So she decided to use her rebirth ability to go back to the past and re-edit the book to make it more perfect and publish it, which was very popular. The heroine became a superstar in the novel world through her continuous hard work and clever business acumen. Another possibility for the female protagonist to return to her past novel and become rich was that the female protagonist learned the copyright of a very popular novel through some means, but the author of this book was another person. Therefore, the heroine decided to return to the past and pretend to be the author of the book. She used her writing skills and business acumen to make the book a perfect work and then published it, which was very popular. This way, the female lead would become rich. There were many plots that needed to be decided according to the specific plot and setting.

I recommend "The Cute Concubine of a Concubine's Daughter: Imperial Uncle's Bowl." This is an ancient romance novel. The female protagonist was a princess bestowed by the emperor. She was reborn as the daughter of a concubine in the prime minister's residence, but she discovered the shocking secret of her father's murder in her previous life. She pushed him left and right, and in the end, she was charmed by the imperial uncle of the Great Yan Kingdom. The two of them were entangled. This is also in line with your description of the female lead being a princess. I hope you like my recommendation, Mwah ~

"Breaking the record." I recommend a similar novel called " Dragon Soul Heavenly Emperor ". The protagonist is also reborn back to the Primordial World and becomes a legendary God of War. I hope you will like this fairy's recommendation.😗

I recommend 'Baldy in Fantasy Town' to you. Although the male lead was not Purple Eight Clouds 'younger brother, this light novel was also a fantasy novel, and it was also a story that took place in Fantasy Village. The male lead, Beicheng, had been bald for ten years in the Land of Fantasy. His ordinary life became extraordinary after he wore the bloodjade sword. This book was a combination of fantasy village, one-punch superman, passerby female protagonist + spirit of eating halberd, my hero academy, and other anime worlds. It told the story of Baldy Beicheng playing soy sauce in fantasy village. I hope you like this fairy's recommendation. Muah ~😗

😋I recommend you to read "Reborn Daughter Feng Hua". This is an ancient romance novel. Its plot is very consistent with the information you provided. The protagonist was originally a person who could not be seen by the Crown Prince. After rebirth, in order to live a better life, he had to pick up the sword in his hand again. However, he did not expect that he would accidentally become the Jade Lake Empress. The male protagonist majored in swordsmanship. The plot is very exciting. Go and take a look! I hope you like my recommendation, Mwah ~😗

I recommend the book " Primeval Chaos Heavenly Lord " to you. After the protagonist was reborn into chaos, he became the controller of the Heavenly Dao and was determined to transcend the constraints of the Great Dao. After going through countless hardships, he finally became a peak existence in the Chaos Realm. However, after being struck by Pangu, he transformed into the Green Lotus of Creation. I hope you like my recommendation. Muah!

One Piece: Thousands of Hands, Killing Indiscriminately! This was a light novel, a derivative doujinshi novel. After the main character returned, he created his own faction. The story was full of highlights such as Momosuke's death, breaking the fatalism, and the development of the main character's fruit. There were also highlights such as letting people see that only women could walk. I hope you like my recommendation.😗

Yes, I recommend the novel,"The Transformed Handsome Prince Charming," which is an urban novel with special abilities. The main character, Han Lin, was originally an ordinary, lazy university student. He didn't seem to be very handsome, but after he obtained the Prince Charming System, he was forced to become a perfect Prince Charming step by step. If you want to read about the transformation and growth of beautiful men, this book is worth reading. I hope you like this fairy's recommendation. Muah ~😗