Fan Xian had not truly died. In the finale of the first season of Joy of Life, Fan Xian was stabbed by Yan Bingyun and fell to the ground, but he did not really die. In the second season, Fan Xian was alive and well. He also asked for forgiveness from the Qing Emperor and explained the reason for his fake death. The reason Fan Xian chose to fake his death was to save people, take revenge, or deal with the Second Prince. The specific truth of Fan Xian's death might require further viewing of the drama series or understanding of relevant information to obtain a more accurate answer.

The truth of Fan Xian's death was that Fan Xian had not truly died. In the finale of the first season of Joy of Life, Fan Xian was stabbed by Yan Bingyun and fell to the ground, but he did not really die. In the second season, Fan Xian was alive and well. He also asked for forgiveness from the Qing Emperor and explained the reason for his fake death. The reason Fan Xian chose to fake his death was to deceive the Qing Emperor and others so that he could continue to investigate the truth of Lin Gong's death and avenge his relatives and friends. Fan Xian's fake death allowed him to act in secret, expose the mastermind behind the scenes, and protect his family and friends. Thus, Fan Xian did not truly die. He continued to play an important role in the play.
According to the original novel, Fan Xian did not really die and eventually retired from the martial world. At the end of the first part of " Celebrating Years," it showed that Yan Bingyun had killed Fan Xian. In reality, it was Yan Bingyun and Fan Xian's faked deaths that helped Yan Bingyun investigate the case of the Second Prince and Eldest Princess having an affair with Northern Qi.
The truth of Fan Xian's transmigration was that his soul had transmigrated to ancient times when Fan Shen was ill and dying in his previous life and entered the body of Ye Qingmei's newborn son. Fan Xian retained the memories of his previous life, but the exact principle behind his transmigration was still unclear. Ye Qingmei was Fan Xian's mother. She was a scientist from the ancient era. Ye Qingmei had used the power of the Temple to allow Fan Xian to transmigrate into the world of Joy of Life. Fan Xian's transmigration was not the Qing Emperor's biological son. His origins were more complicated and shocking than imagined. Fan Xian's transmigration was not unique. There were others who had used similar methods to transmigrate into the world of Joy of Life.
The truth of Fan Xian's assassination was planned by Lin Gong. Lin Gong had been instructed by the Eldest Princess Li Yunrui. He believed that Fan Xian could not truly control the wealth of the palace treasury. Lin Gong was the Eldest Princess 'second brother. In order to prevent his sister from marrying Fan Xian, he planned the assassination on Niulan Street.
The truth of Fan Xian's transmigration was that his soul had transmigrated to the ancient Qing Kingdom after his death and attached itself to a baby's body. In his previous life, Fan Xian's name was Fan Shen. He was a terminally ill patient. When he was about to die in the hospital, his soul transmigrated into the body of Ye Qingmei's son and retained his memories of his previous life. In the world of the Qing Kingdom, Fan Xian used the knowledge and skills of his previous life to explore the secrets of the Qing Kingdom with Ye Qingmei, resist the forces that controlled the world, and finally help mankind regain freedom. Although Fan Xian's method of transmigration was somewhat old-fashioned, it suited his character setting.
The truth of Fan Xian's transmigration was that his soul had transmigrated into the body of Ye Qingmei's newborn son after Fan Shen's death in his previous life and retained his original memories. Fan Xian chose to hide the truth of Lin Gong's murder because he was worried that Lin Wan 'er would be heartbroken and might do something extreme. Fan Xian believed that telling Lin Wan 'er the truth would cause her great harm. Thus, Lin Wan 'er did not know that Fan Xian had killed her second brother.
Fan Xian did not die. At the end of " Joy of Life," Fan Xian returned to Jingdou in the Qing Kingdom and fought his way to the Qing Emperor with Wu Zhu. In the end, Wu Zhu removed the black cloth from the Qing Emperor's eyes and turned him to ashes. Fan Xian and his wife, Lin Wan 'er, went into seclusion. In Fan Xian's memories, he was a person of modern society who was about to die. But when he woke up again, he found that he had become a baby and was involved in a bloody pursuit. Therefore, Fan Xian did not die.
The chapter corresponding to Fan Xian's death was chapter 15 of Joy of Life.
Fan Xian did not really die in Joy of Life. At the end of the plot, Fan Xian and Yan Bingyun fought side by side, preparing to engage in a life-and-death battle with the Second Prince's personal guards. Unexpectedly, Yan Bingyun suddenly turned around and attacked, pointing his sword straight at Fan Xian. Fan Xian fell down in shock. With an expression of disbelief, he fell into a pool of blood. However, as the main character, Fan Xian would not leave so easily. It was very likely that he had faked his death in this desperate situation, and he might have used disguises such as blood bags. Therefore, Fan Xian's death was not real. He might be resurrected or reveal the truth in the following plot. The specific ending needed the audience to continue watching the series to reveal.
In the drama " Joy of Life," Fan Xian was stabbed by Yan Bingyun and fell into a pool of blood. However, Fan Xian's death had not been clearly confirmed. Some people believed that he had not really died, but had reached an agreement with Yan Bingyun to fake his death to break out of the situation. In addition, there were also people who guessed that Fan Xian's death might have been to break the Second Prince's trap and make Fan Xian change from passive to active. However, whether Fan Xian had really died and the truth behind his death needed to be answered by watching the sequels of the drama.