Evil Instinct
Penny and Wendy originally are co-workers and best friends until Wendy is promoted. Penny feels that she is getting old and can't compete with Wendy, she leaves Hong Kong, takes snake blood to cleanse herself, and then returns to Hong Kong for revenge.
- Year: 1996
- Country: Hong Kong
- Genre: Mystery, Thriller
- Studio: My Way Film Company
- Keyword: serial killer
- Director: Barry Chu
- Cast: Carrie Ng, Diana Pang, Bowie Lam, Mak Cheung-Ching, Stuart Yung Sai-Kit, Chung Sau-Han