Paris, 1887. Duels have been officially outlawed but are still regular practice. For many, they are the only way to defend their honor. Fencing master Clément Lacaze tries in vain to prevent his nephe...

「为什么大家讨厌警察？」男孩询问母亲。身为警察的史黛芬妮，负责的却是警察暴力与失职案件调查。2018年，一名青年随亲友来到巴黎参与街头抗议，却因警方开枪，导致永久性脑部损伤。家人提出指控，警方却矢口否认，关键证据亦是不足。内外压力夹攻之下，史黛芬妮仍奋力调查，调阅摄像头比对、还原警员动线，越逼近真相之际，同僚的敌意也越发强烈??...