It is loosely based upon the true story of how NSW Police Taskforce Air tracked down and caught serial killer Ivan Milat, who was responsible for the infamous Backpacker murders. 　　译文(2): 这是松散的基于新南威尔士州警察特遣部队航空如何追踪和抓获连环杀手伊凡米拉特，谁是负责臭名昭著的背包客谋杀案的真实故【资源囤-ZiYuanTun.Com】。