Jinli/Jinli, female, the quirky rookie Minglang is an undercover agent. In her previous life, she was a sassy and invincible fairy, but in this life she is a useless carp spirit.Destiny guided her to unblock the Demon King's Realm River, accidentally reveal her past love, and stir up a storm in the Three Realms...

Jie Chuan, a male, the arrogant and evil overlord Demon Lord dominates the three realms, but was betrayed and frozen by his lover. After seeing the light of day again, he only thought about how to take revenge, but his plan was always disrupted by the little carp Jinli, and he could not escape the fate that entangled the two of them...…

Hongzhao, male, is a master who restrains his abstinence, and is a polite and elegant fairy war god.Because of his own selfish desires, he took Jinli as his disciple and secretly taught him to protect him.

Rakshasa, male, is the main fighting faction of Jiechuan's "Career Pink Demon Clan". He wholeheartedly assists Jiechuan. He believes that the immortals are all sanctimonious people and that letting Jiechuan destroy the immortals and unify the six realms is the right way.