Li Hongcheng and the Second Prince had a close relationship. Li Hongcheng had a very good relationship with the Second Prince of the Imperial Palace since he was young. He was a henchman of the Second Prince. Li Hongcheng relied on his identity and royal background to become the behind-the-scenes figure of the capital's major brothels. However, detailed information about their interactions and relationship development was not provided in the search results.

Li Hongcheng and the Second Prince had a close relationship. Li Hongcheng was the heir of King Jing and had a good relationship with the Second Prince. He often hung out with the Second Prince in the brothels of the capital and had great influence in the brothels. However, Li Hongcheng knew that he was only a tool for the Second Prince. Most of the profits from the brothel had to be given to the Second Prince. Even so, Li Hongcheng's life was enough to satisfy his needs. However, as Fan Xian entered Jingdou, Li Hongcheng's life began to change. He had always had a good impression of Fan Jian's daughter, Fan Ruoruo, but he had been rejected many times. Fan Xian introduced Fan Ruoruo to Li Hongcheng and invited him to participate in the manor's poetry meet. Thus, the relationship between Li Hongcheng and the Second Prince could be said to have changed with Fan Xian's intervention.
Li Hongcheng and the Second Prince had a close relationship. Li Hongcheng was the heir of King Jing and had a good relationship with the Second Prince. He often hung out with the Second Prince in the brothels of the capital and had great influence in the brothels. However, Li Hongcheng knew that he was only a tool for the Second Prince. Most of the profits from the brothel had to be given to the Second Prince. Even so, Li Hongcheng's life was enough to satisfy his needs. With Fan Xian entering Jingdou, Li Hongcheng's life began to change. He had always had a good impression of Fan Jian's daughter, Fan Ruoruo, but he had been rejected many times. Fan Xian introduced Fan Ruoruo to Li Hongcheng and invited him to participate in the manor's poetry meet. Thus, the relationship between Li Hongcheng and the Second Prince could be said to have changed with Fan Xian's intervention.
Li Hongcheng and the Second Prince had a close relationship. Li Hongcheng was the heir of King Jing and had a good relationship with the Second Prince. He often hung out with the Second Prince in the brothels of the capital and had great influence in the brothels. However, Li Hongcheng knew that he was only a tool for the Second Prince. Most of the profits from the brothel had to be given to the Second Prince. Even so, Li Hongcheng's life was enough to satisfy his needs. With Fan Xian entering Jingdou, Li Hongcheng's life began to change. He had always had a good impression of Fan Jian's daughter, Fan Ruoruo, but he had been rejected many times. Fan Xian introduced Fan Ruoruo to Li Hongcheng and invited him to participate in the manor's poetry meet. Thus, the relationship between Li Hongcheng and the Second Prince could be said to have changed with Fan Xian's intervention. However, detailed information about their interactions and relationship development was not provided in the search results.
Li Hongcheng was the heir of King Jing and had a close relationship with the Second Prince. He was a henchman of the Second Prince. With his identity and royal background, he became the behind-the-scenes figure of the major brothels in the capital. However, detailed information about their interactions and relationship development was not provided in the search results. Fan Xian's intervention seemed to have changed the relationship between Li Hongcheng and the Second Prince. Li Hongcheng had a good impression of Fan Jian's daughter, Fan Ruoruo, and had pursued her many times. All in all, the relationship between Li Hongcheng and the Second Prince was complicated. There was an exchange of interests, as well as feelings of admiration and hope for each other.
Crown Prince Li Hongcheng ended up marrying Fan Ruoruo and becoming her princess consort. He had always followed Fan Ruoruo, protecting her and accompanying her as she traveled the world to practice medicine. After Fan Xian successfully assassinated the Qing Emperor, he supported the new Emperor to take the throne and then went to the Jiangnan area to live in seclusion with Fan Ruoruo. Fan Ruoruo had liked Fan Xian since she was young, but Fan Xian treated her as his own sister. The two of them had no feelings for each other. Fan Ruoruo was moved by Li Hongcheng, who had accompanied her for more than ten years, and finally chose to marry him. Thus, the Crown Prince Li Hongcheng ended up with Fan Ruoruo.
Li Hongcheng was a henchman of the Second Prince, Li Chengze, in Joy of Life. He was in charge of the management of most of the brothels in Jingdou. Although he did not care about the government on the surface, he had a good relationship with the Second Prince in private. Li Hongcheng had always admired the main character, Fan Xian, and tried to rope him in. Later, he developed a liking for Fan Ruoruo and pursued her. However, Li Hongcheng's scenes in the drama were relatively small, and there might be more development in the second season. Actor Liu Runnan played the role of Li Hongcheng.
In Joy of Life, Li Hongcheng ended up marrying Fan Ruoruo as his wife and became the heir of King Jing. He showed his sincere feelings for Fan Ruoruo and put in a lot of effort to pursue her. After many years of interaction, Fan Ruoruo was finally moved by Li Hongcheng and chose to marry him. They became husband and wife and ended up together.
Crown Prince Li Hongcheng ended up with Fan Ruoruo. In the novel Joy of Life, Fan Ruoruo chose Li Hongcheng as her partner. Li Hongcheng was devoted to Fan Ruoruo and worked tirelessly for her. He had never married or had children. In the end, they left together.
The outcome of Li Hongcheng and the Second Prince was not clear. The search results didn't mention the exact outcome of Li Hongcheng and the Second Prince. Thus, I don't know what will happen to Li Hongcheng and the Second Prince.
Li Hongcheng's ending in " Celebrating Years " was to marry Fan Ruoruo as his wife and become the heir of King Jing. He showed his sincere feelings for Fan Ruoruo and put in a lot of effort to pursue her. With Fan Xian's help, Li Hongcheng successfully defeated Northern Qi's secret agent in the Western Region. After Fan Ruoruo returned to the Qing Kingdom, the two of them finally came together.