The two realms are at war, the demon tribe in the lower realm is sealed, the demon tribe turns sides, the ghost tribe defectes to the underworld, and the monster tribe becomes self-reliant. This seemingly peaceful world lasted for a long time, until the appearance of Demon Emperor Bai Gu broke the tranquility. The injured Bai Gu was rescued by Chen Chen, a girl with a holy constitution, and the two began to unfold a fantasy story. And what are the actions of the major forces and masters behind them, and what plans does Demon Emperor Bai Gu have...