Black Blood (2000)
Original title: 黑血
Black Blood is a 2000 Chinese-language horror movie directed by Wong Chung, with a running time of 1h 16m. It stars Gigi Lai Chi, Michael Wong and Chapman To Man-Chat.
When his girlfriend is kidnapped, a police detective tracks the kidnapper to an abandoned school where he suffers bizarre hallucinations, leading to unknown secrets and a shocking revelation.