Angel of Destruction (1994)

When a controversial rock star is stalked by a psychotic fan, undercover cop Brit Alwood is called in to help. But when Brit's kid sister Jo finds out about the crime, she sets out for revenge. Pulled into the dark, erotic world of sex, drugs, and rock-n-roll, Jo is forced to confront the crazed mind of a vicious serial killer. Written by Concorde - New Horizons (with permission)