In the TV series Joy of Life, the Second Prince, Li Chengze, committed suicide at the end. He attempted to rebel and ally with the Eldest Princess, the Crown Prince, and others, but his plot was seen through and suppressed by Fan Xian. After Zhan Doudou gave birth to Fan Xian's daughter, he continued to dress up as the Northern Qi Emperor. The Eldest Princess, Crown Prince, and Second Prince committed suicide.

According to data 1 and 2, in Joy of Life, Second Brother committed suicide. In the movie, the second brother, Li Chengze, was an ambitious prince. In order to fight for the throne, he had a series of battles with Fan Xian, the Eldest Princess, and others. In the end, his scheme was exposed by Fan Xian and he was ordered to die by the Qing Emperor. In the third document, it was mentioned that if they had not fallen into the struggle for the throne, the second prince, Li Chengze, and Fan Xian would have been best friends. However, in the drama, the Second Prince eventually went to a tragic end because of his struggle for power.
In "Celebrating Years," the second son refers to the second prince Li Chengze. His ending was after Ye Qingmei's death, on Fan Xian's way to Northern Qi, he sent people to intercept and kill Fan Xian. Later, he was betrayed by the Eldest Princess and Crown Prince, demoted to a commoner, and placed under house arrest in the Imperial Clan Court.
In Joy of Life, the second brother referred to the Qing Emperor's younger brother, the Second Prince. In the ending of the novel, the Second Prince was eventually killed by Fan Xian. In the play, the Second Prince's ending was the Qing Emperor's death. In the novel, before the Second Prince was ordered to die, he had already been schemed to be killed by Fan Xian.
Joy of Life's novel did not provide detailed information about the specific plot and ending of the "second son"(Li Chengze, the second prince of the Qing Kingdom), so it was impossible to give a definite answer. According to the relevant search results, some answers mentioned that the Second Prince had chosen to commit suicide and left behind a curse on the Qing Emperor, but the specific reasons and details were not mentioned. Therefore, it was impossible to determine the ending of the Second Prince in Joy of Life.
Joy of Life's novel had a better ending. Fan Xian successfully assassinated the Qing Emperor and supported the Third Prince to ascend the throne. He chose to live in seclusion in Jiangnan and lived a peaceful life with his wife and children. This ending meant that Fan Xian had completed his revenge and avenged his mother. Although many people had sacrificed themselves in the process, Joy of Life had a good ending overall.
The ending of " Celebrating Years " was that Fan Xian, with the help of Wu Zhu, the Shadow, Haitang Duoduo, Thirteenth Wang, and Ruoruo, assassinated the Qing Emperor and avenged Chen Pingping. In the end, Fan Xian took his wife, Lin Wan 'er, and daughter to live in seclusion by the sea.
The ending of " Celebrating Years " was that Fan Xian killed the Second Prince and Eldest Princess, forcing the Empress to commit suicide. Then, he took his wife, Lin Wan 'er, and daughter to live in seclusion in West Lake. His close friend, Uncle Wu Zhu, had taken him and Ye Qingmei's son to the North Sea, while his other close friend, Fei Jie, had stayed in the capital. The novel also mentioned some other plots and characters, such as Fan Xian's master Chen Pingping, his sister Fan Ruoruo, his friend Teng Zijing, his enemy the Qing Emperor, and so on. These characters and plots provided material for the novel's sequels and adaptation.
The ending of the " Joy of Life " novel was that Fan Xian finally defeated the combined power of the Second Prince and Eldest Princess and successfully ascended the throne. He lived a happy life with Lin Wan 'er, Sisi, and the others. At the end of the novel, Fan Xian and his allies exposed the Second Prince and Eldest Princess 'plot and successfully stopped their plan to seize power. In this process, Fan Xian displayed extraordinary wisdom and courage, gaining the support and trust of even more people. In the end, he ascended the throne under everyone's support and became the new Emperor of Qing Kingdom. After ascending to the throne, Fan Xian did not forget his original intentions. He continued to implement reforms and strengthened the country's strength and influence. At the same time, he did not forget his love. He lived a happy life with Lin Wan 'er, Sisi, and the others, and their love had a happy ending.
The ending of Joy of Life was Fan Xian successfully assassinating the Qing Emperor and supporting the Third Prince to ascend the throne. Fan Xian chose to live in seclusion in Jiangnan and led a peaceful life with his wife and child. In order to investigate the truth behind Ye Qingmei's death, Chen Pingping confronted the Qing Emperor and was eventually killed by the Qing Emperor. This ending meant that Fan Xian had gained power and influence after defeating the Qing Emperor and had chosen to live in seclusion.
The ending of Joy of Life was Fan Xian successfully assassinating the Qing Emperor and supporting the Third Prince to ascend the throne. Fan Xian chose to live in seclusion in Jiangnan and led a peaceful life with his wife and child. In order to investigate the truth behind Ye Qingmei's death, Chen Pingping confronted the Qing Emperor and was eventually killed by the Qing Emperor. This ending meant that Fan Xian had gained power and influence after defeating the Qing Emperor and had chosen to live in seclusion.