The actions taken out by the bullies in the film were inspired by the real events that took place at a private boys school in Sydney.

天赋异禀的射手凯特与家人一起度假时，遭遇了一队雇佣兵的伏击，他们在一次凶残的入室抢劫中被劫持。在这场暴力袭击中，凯特的丈夫和女儿被绑架，她必须依靠自己的射箭技能击败绑架者，拯救家人。