A sudden influx of wronged souls arrives in the underworld. To find out why, a judge of the Netherworld appears in a dream and taps the crescent moon mark on the forehead of Bao Zew ei, a descendant of Bao Qingtian. After her intelligence is awakened, Bao Zewei investigates and discovers that the Ghost King’s son has infiltrated the mortal realm, exploiting human greed to orchestrate murder cases based on the Five Elements, headless marriage cases, organ trafficking, sexual assault and bullying... The ugliness of human nature is like a venomous snake in an abyss, silently biting into kind souls...