Li Yunrui and the Second Prince were in a cooperative relationship. Li Yunrui chose to cooperate with the Second Prince. They had long established a cooperative relationship. The Second Prince fawned over Li Yunrui and tried his best to help her achieve her goals. There were three reasons why Li Yunrui chose to cooperate with the Second Prince. First, the Second Prince was resourceful and was a hundred times stronger than the Crown Prince. It was more suitable and had a better chance of inheriting the Qing Emperor's position. Second, Li Yunrui had been proving her entire life that she was a woman more powerful than Ye Qingmei, so she wanted to help the Second Prince to prove her ability and power. Third, Li Yunrui had feelings of admiration for the Qing Emperor, but because the Qing Emperor was her brother, she could not obtain his love. Thus, she chose to conspire with the Second Prince.

The relationship between Li Yunrui and the Crown Prince was that of mother and son in the original novel Joy of Life. Li Yunrui was the Qing Emperor's younger sister and the Crown Prince's mother.
There was no original relationship between Li Yunrui and the Crown Prince. Li Yunrui was a character in the novel " Joy of Life " and its derivative works. In the original work, Li Yunrui was the imperial consort of Qing Kingdom, the Emperor's sister, and the Crown Prince's brother and sister.
Li Yunrui was a character in the novel Joy of Life. She was the Qing Emperor's younger sister, the Eldest Princess, Lin Wan 'er's biological mother, and the Crown Prince's brother and sister.
Li Yunrui was a character in the TV series " Celebrating Years." In the drama, Li Yunrui was the concubine of the Qing Emperor and the biological mother of the Crown Prince.
In the novel Joy of Life, the relationship between Li Yunrui and the Crown Prince was complicated and confusing. Although they were aunt and niece in name, they were not really related by blood. The Crown Prince had an infatuated love for Li Yunrui, and Li Yunrui chose to have an indecent relationship with the Crown Prince to take revenge on the Qing Emperor and seize power. The relationship between them had both benefits and emotional entanglements. The development and revelation of the specific relationship may require further reading of the original work Joy of Life.
In the original " Joy of Life," Li Yunrui and the Crown Prince were related by blood. They were nominally aunt and nephew. However, in reality, they were not very closely related by blood. The Crown Prince had feelings for Li Yunrui, and Li Yunrui also used the Crown Prince to control power. The relationship between them had both benefits and emotional entanglements. The development and revelation of the specific relationship were not mentioned in the search results provided. Therefore, there was no way to get a definite answer regarding the original description of the relationship between Li Yunrui and the Crown Prince.
Li Yunrui and the Crown Prince were related by blood. Although they were aunt and nephew in name, they were not really related by blood. The Crown Prince had feelings for Li Yunrui, and Li Yunrui also used the Crown Prince to control power. The relationship between them had both benefits and emotional entanglements. The development of the specific relationship and the way to expose it might need to refer to the plot in the original novel Joy of Life.
In the original " Joy of Life," Li Yunrui and the Crown Prince were related by blood. In name, they were aunt and nephew. However, in reality, they were not very closely related by blood. The Crown Prince had feelings for Li Yunrui, and Li Yunrui also used the Crown Prince to control power. The relationship between them had both benefits and emotional entanglements. The Crown Prince had always had improper thoughts about his aunt because of his love for her when he was young. However, due to the obstacles in his identity and Li Yunrui's attitude, the Crown Prince did not dare to show it. In the original work, in order to take revenge on the Qing Emperor and seize power, Li Yunrui chose to have an affair with the Crown Prince. This relationship was shocking. Because of this, the Crown Prince was infected with a "sexually transmitted disease" that was difficult to cure. In short, their relationship was complicated and twisted. The development and revelation of the specific relationship were not mentioned in the search results provided.
Li Yunrui and the Crown Prince were related by blood. Although they were aunt and nephew in name, they were not really related by blood. The Crown Prince had feelings for Li Yunrui, and Li Yunrui also used the Crown Prince to control power. The relationship between them had both benefits and emotional entanglements. To be more specific, the Crown Prince had always had improper thoughts about his aunt because of his love for her when he was young. However, this relationship was finally confirmed by Fan Xian through the investigation of the young eunuch Hong Zhu and told the Emperor. As a result, the Eldest Princess was placed under house arrest and the Crown Prince faced the crisis of being deposed. In the end, under the Qing Emperor's anger, the Eldest Princess was banished from the capital and the Crown Prince was sent to Nanzhao. This also triggered the rebellion of the opposing forces within the Qing Kingdom, which ultimately led to the failure of the rebellion.
In Joy of Life, the relationship between Li Yunrui and the Crown Prince was complicated and confusing. Although they were aunt and niece in name, they were not really related by blood. The Crown Prince had an infatuated love for Li Yunrui, and Li Yunrui chose to have an indecent relationship with the Crown Prince to take revenge on the Qing Emperor and seize power. He did not mention how the relationship was discovered.
In the original " Joy of Life," Li Yunrui and the Crown Prince were related by blood. They were nominally aunt and nephew. However, in reality, they were not very closely related by blood. The Crown Prince had feelings for Li Yunrui, and Li Yunrui also used the Crown Prince to control power. The relationship between them had both benefits and emotional entanglements. The Crown Prince had always had improper thoughts about his aunt because of his love for her when he was young. However, due to the obstacles in his identity and Li Yunrui's attitude, the Crown Prince did not dare to show it. In the original work, in order to take revenge on the Qing Emperor and seize power, Li Yunrui chose to have an affair with the Crown Prince. This relationship was shocking. Because of this, the Crown Prince was infected with a "sexually transmitted disease" that was difficult to cure. In short, their relationship was complicated and twisted.