In the original novel, Lin Wan 'er did not know whether Fan Xian had killed her brother. The search results did not mention whether Lin Wan 'er knew that Fan Xian had killed her brother. Thus, it was impossible to determine whether Lin Wan 'er knew that Fan Xian had killed her brother.
Lin Wan 'er did not know that Fan Xian had killed her second brother, Lin Gong, in the TV series " Celebrating Years." In order to protect Lin Wan 'er's mental and physical health, Fan Xian chose to hide the truth of Lin Gong's death and lied to Lin Wan' er to make her mistakenly believe that the murderer of her second brother was someone else. Thus, Lin Wan 'er did not know that Fan Xian had killed her second brother.
In the novel " Celebrating Years," Lin Wan 'er did know that Fan Xian had killed her brother, Lin Gong. She learned the truth about how Lin Gong had been killed by Wu Zhu. She also knew that this was done by Fan Xian's closest uncle, Wu Zhu. Lin Wan 'er then decided to join forces with the Qing Emperor to set up a trap to kill Wu Zhu, but Fan Xian stopped her in time. Thus, Lin Wan 'er knew that Fan Xian had killed her brother.
In the end, Lin Wan 'er did not know that Fan Xian had killed her second brother, Lin Gong. In order to protect Lin Wan 'er's mental and physical health, Fan Xian chose to hide the truth of Lin Gong's death and lied to Lin Wan' er to make her mistakenly believe that the murderer of her second brother was someone else. Thus, Lin Wan 'er did not know that Fan Xian had killed her second brother.
According to the information provided, Lin Wan 'er did not know that Fan Xian had killed her second brother, Lin Gong, in the TV series " Celebrating Years." In order to protect Lin Wan 'er's mental and physical health, Fan Xian chose to hide the truth of Lin Gong's death and lied to Lin Wan' er to make her mistakenly believe that the murderer of her second brother was someone else. Thus, they did not provide any specific information on when Lin Wan 'er knew Fan Xian had killed her second brother.
Lin Wan 'er did not know that Fan Xian had killed her second brother, Lin Gong, in the TV series " Celebrating Years." In order to protect Lin Wan 'er's mental and physical health, Fan Xian chose to hide the truth of Lin Gong's death and lied to Lin Wan' er to make her mistakenly believe that the murderer of her second brother was someone else. Thus, in the end, Lin Wan 'er did not know that Fan Xian had killed her second brother.
Lin Wan 'er did not know that Fan Xian had killed her second brother, Lin Gong, in the TV series " Celebrating Years." In order to protect Lin Wan 'er's mental and physical health, Fan Xian chose to hide the truth of Lin Gong's death and lied to Lin Wan' er to make her mistakenly believe that the murderer of her second brother was someone else. Thus, Lin Wan 'er did not know that Fan Xian had killed her second brother.
Lin Wan 'er did not know that Fan Xian had killed her second brother, Lin Gong, in the TV series " Celebrating Years." In order to protect Lin Wan 'er's mental and physical health, Fan Xian chose to hide the truth of Lin Gong's death and lied to Lin Wan' er to make her mistakenly believe that the murderer of her second brother was someone else. Thus, Lin Wan 'er did not know that Fan Xian had killed her second brother.
Lin Wan 'er did not know that Lin Gong had killed Fan Xian in the TV series " Celebrating Years." In order to protect Lin Wan 'er's mental and physical health, Fan Xian chose to hide the truth of Lin Gong's death and lied to Lin Wan' er to make her mistakenly believe that Fan Xian's murderer was someone else. Thus, in the end, Lin Wan 'er did not know that Lin Gong had killed Fan Xian.
In the end, Lin Wan 'er did not know that Fan Xian had killed her second brother, Lin Gong. In order to protect Lin Wan 'er's mental and physical health, Fan Xian chose to hide the truth of Lin Gong's death and lied to Lin Wan' er to make her mistakenly believe that the murderer of her second brother was someone else. Thus, according to the information provided, Lin Wan 'er did not know that Fan Xian had killed her second brother.
Lin Wan 'er's second brother, Lin Gong, killed Fan Xian because he did not agree to his sister marrying Fan Xian. Lin Gong thought Fan Xian was a sloppy person and was not suitable to be his sister's husband. Lin Gong had once told Lin Wan 'er that even if it was against the Emperor's will, she could not let her sister marry someone like Fan Xian. However, Lin Wan 'er did not know that Fan Xian had killed her second brother. In order to protect Lin Wan 'er's mental and physical health, Fan Xian chose to hide the truth of Lin Gong's death and lied to Lin Wan' er to make her mistakenly believe that the murderer of her second brother was someone else. Thus, Lin Wan 'er did not know that Fan Xian had killed her second brother.