Teng Zijing was killed by Cheng Jushu in Joy of Life. He was framed and accused of assassinating an official of the imperial court. In the end, he was killed and sentenced to death. However, the Overwatch Council moved to exempt Teng Zijing from the death penalty and made him a member of the Overwatch Council. Fan Xian later avenged him and killed Cheng Jushu on the street.

Teng Zijing was killed by Cheng Jushu in "Celebrating Years".
Teng Zijing was killed by Cheng Jushu in Joy of Life.
Teng Zijing was killed by Cheng Jushu in Joy of Life.
In Joy of Life, Teng Zijing's cause of death was Cheng Jushu's murder. Cheng Jushu was an eighth-level ace of Northern Qi. He took orders from Si Lili of the Drunken Immortal Residence. Her true identity was Northern Qi's imperial concubine, a spy in Qing Kingdom. Teng Zijing had fought with Fan Xian against the assassins in the Niulan Street assassination, including Cheng Jushu. In order to protect Fan Xian, Teng Zijing blocked a fatal knife and ultimately sacrificed himself.