Nie Gai is not dead. Nie Gai is the hero of China's 3D martial arts animation "Bright Moon in Qin Dynasty". The original work "The Bright Moon in Qin Dynasty" is a direct prototype and a fundamental prototype. Nie Gai is calm, he studied under Guigu, and his swordsmanship is superb. He is called the first swordsman in the world.

Known as the first swordsman of Qin State, it is the first bodyguard around Zheng. However, he unexpectedly defected to the State of Qin and fled with Jing Tianming, the son of his old friend Jing Ke. Little is known about the specific process of Jing Ke's death, while Nie Gai has always felt deeply guilty about Jing Ke's death. Mohism initially regarded Jing Ke's death as Nie Gai's death.

Qin Yue series is a 3D martial arts animation series produced by China Hang Science and Technology Information Technology Co., Ltd., which was officially premiered in China during the Spring Festival in 2007 and was also authorized to broadcast on the Internet. In addition, a sister film "Nine Songs" was also derived, which was broadcast only on the Internet and not on TV.

The series of Bright Moon in Qin Dynasty was inspired by Wen's original novels. The background of the times spanned 30 years, from the Qin Dynasty's destruction of six countries, the establishment of China's first empire, to the demise of Qin State. It tells the story of a little boy named Tian Ming who eventually became a world hero and influenced the historical process.