In a city of love and prosperity, a city of lost hope and premature death, veteran detective Hei feels it all: the hurt, the helplessness, the horror. When his father-in-law, the billionaire benefactor Kim, is gruesomely murdered in his palatial mansion, he enlists the assistance of his former partner turned private detective.
The Narranmoda Boarding School is strict for girls and has rigid rules of behavior, but the headmaster accepts four male students to improve the income of the school. However, the boys are segregated from the girls and the inspector Miss Fong keeps them under the surveillance of the dedicated monitor student Ho Yat-Man. The urban legend tells that the school is haunted and when students break the school rules, they are called to the director office and vanishes or are found dead.
Chief inspector of Hong Kong’s Criminal Intelligence Bureau, Cheuk Hoi, is suspicious of his close colleague’s mysterious death. Adding to the enigma, he discovers that the five undercover agents who were in constant contact with his dead friend have all vanished.
