After over 900 years serving in Hell's Courts, Justice Bao and his team visit the mortal realm on a mission. Working together with a mercenary female psychic Jia Tian Yu, they must put right a miscarriage of justice from 1,000 years ago, while solving new supernatural mysteries - all within 49 days. As a complement to the story, an interactive Augmented Reality (AR) mobile app "Justice Boo: Spirit Hunter" is also designed for viewers to encounter spirits in their full horror glory and gain first-hand clues to the mystery that Justice Bao and team is solving.