Si Lili and Cheng Jushu killed Fan Xian.

Lin Gong was the one who had ordered Cheng Jushu to assassinate Fan Xian. Lin Gong was Lin Wan 'er's older brother, and also the Crown Prince and Eldest Princess's man. Fan Xian had come to the capital to snatch the Eldest Princess 'palace treasury and marry Lin Gong's sister, Lin Wan' er. This made Lin Gong very angry. Thus, he arranged for Cheng Jushu to assassinate Fan Xian on Niulan Street.

Lin Gong was the one who had ordered Cheng Jushu to kill Fan Xian. Lin Gong was Lin Wan 'er's older brother, and also the Crown Prince and Eldest Princess's man. He had arranged for Cheng Jushu to assassinate Fan Xian on Niulan Street because Fan Xian had come to the capital to snatch the Eldest Princess 'palace treasury and marry Lin Wan' er. This had aroused Lin Gong's anger.

Lin Gong was the one who had ordered Cheng Jushu to kill Fan Xian.

Lin Gong had asked Si Li to kill Fan Xian.

In Joy of Life, Fan Xian had indeed killed Cheng Jushu. However, there was no link to the video or other detailed information, so there was no way to provide the video of Fan Xian killing Cheng Jushu.

Fan Xian had killed Cheng Jushu because he had been instructed by Lin Gong. Lin Gong didn't want Fan Xian to marry his sister, Lin Wan 'er, and also to prevent Fan Xian from taking over the power of the palace treasury. In order to take revenge, Fan Xian stopped Cheng Jushu and loudly announced his crimes in front of the surrounding people. In the end, he killed Cheng Jushu. The Qing Emperor praised Fan Xian's actions, but he didn't mention why the Qing Emperor evaluated Fan Xian's actions like this.

Yes, Cheng Jushu was killed by Fan Xian in Joy of Life. Cheng Jushu had killed Teng Zijing. Fan Xian had taken revenge for his friend and assassinated Cheng Jushu on the street. When Cheng Jushu was faced with the choice of life and death, he chose not to take Teng Zijing's child as a hostage. Instead, he used his clothes to wipe the blood on his hands and stroke the child's head. Then, he turned around to duel with Fan Xian. In the end, he was killed by Fan Xian with a single sword.

Yes, Cheng Jushu was killed by Fan Xian in the TV series " Joy of Life." In order to take revenge on Cheng Jushu for killing his good friend Teng Zijing, Fan Xian stopped Cheng Jushu in public and killed him. This incident made everyone aware of Fan Xian's actions.

It was Lin Gong who asked Cheng Jushu to kill Fan Xian. Lin Gong was the mastermind behind the Niulan Street assassination. He had arranged for Cheng Jushu to assassinate Fan Xian on Niulan Street. Lin Gong had ordered Cheng Jushu to kill Fan Xian because Fan Xian had come to the capital to rob the Eldest Princess of the palace treasury and marry Lin Wan 'er. This had aroused Lin Gong's anger.

Si Lili and Cheng Jushu's relationship was that of a secret agent and a spy. Si Lili was a secret agent of Northern Qi. She was responsible for gathering intelligence and had a token that could order Cheng Jushu around. Cheng Jushu had been sent by Northern Qi to lie in ambush outside Jingdou in the Qing Kingdom, awaiting orders. Their relationship could be said to be one of cooperation in Northern Qi's intelligence war.