The Eight Immortals King is a literary figure in the classic Three Heroes and Five Righteousness and Yang Jiajiang, not an immortal in the sky.

Eight princes, known as the "Eight Immortals Kings", lived in Nanqing Palace. His wife, Empress Di, and his son, King Liuhe, once appeared for the first time in Three Heroes and Five Righteousnesses. It has no signature. When civet cats were replaced by princes, Chen Lin saved Xiao Renzong and took him to Nanqing Palace to be raised by the eight princes. Later, he was adopted by Song Zhenzong and succeeded to the throne. He is the emperor's father in the Three Heroes and Five Righteousnesses. He is pampered and rarely asks about the aftermath.

In this story, the eighth prince of Yang Jiajiang is Dezhao, the son of Song Taizu. Before his death, Mao passed the throne to Guangyi and gave Dezhao a golden paper. If there is any dishonest minister in North Korea, he must be specially punished. He saved many people in Yang Jiajiang.

The Eight Sages King is a literary figure, not a historical figure. He is a figure created by the playwright's artistic processing from some anecdotes of the imperial clan in the early Song Dynasty and the people's emotional tendency. In legend, his appearance not only increased dramatic conflicts, but also met people's psychological requirements of respecting loyal ministers and punishing power traitors. Because of this, this fictional drama character "Eight Immortals King" will live so vividly in people's impressions.