The First Time is the Last Time (1989)

Romance
Drama
Thriller

A very dark, realistic women-in-prison film from Angel director, Raymond Leung. Carrie Ng plays Winnie, a young woman who is jailed after avenging her boyfriend's death at the hands of some ruthless gangsters. Once in prison, Winnie befriends another inmate who, secretly because of the underworld massacre, wants her dead.