In a movie in Chow Yun Fat, there is a murderer who seems to only kill a woman in red, and always leaves a message after killing.

Jin Roh: Cold-blooded Wolf Brigade? The film, starring He Jiaju, Tang, Oi Git Fan, etc, tells the story that Chen Shaoxiong was a mother since childhood, took care of his father and sister in the countryside, and grew up to be withdrawn and unable to communicate with others. One day, the bear saw a woman nursing a baby in the field, and his feelings changed. He watched his sister make out with her boyfriend at home, and his father beat him when he found out. In order to satisfy sexual desire, the bear laid hands on the woman who walked alone in the mountains, killing first and then raping.