Trinh, a mercenary, must complete a series of organized crime jobs for her boss in order to win the release of her kidnapped daughter. She hires several mercenaries to help, including Quan, who she becomes attracted to. Trinh and Quan's relationship becomes complicated as it becomes evident that their motivations are not the same.

《末路雷霆》原名《拳戒》，讲述的是在法殖民地时期殖民政府与抵抗组织之间的一场相互渗透的“无间斗法”。1922年，越南正处在法国的殖民统治之下，在法殖民当局的压迫下局势已经变得暗潮汹涌危机四伏，反法统治的游击队和民族运动已成星星之火之势不可收拾，针对法殖民当局的暗杀更是此起彼伏。为了彻底镇压民族独立组织，殖民当局派出卧底潜入反法的革命组织，妄图将其一网打尽，与此同时抵抗组织也从没有放弃对殖民政府内部的策反工作，双方在南亚丛林中展开了一场尔虞我诈的“无间斗法”。