军阀横行的民国初年，为人仗义的街头浪荡客孟刚（姜大卫）、铁虎（狄龙）是一对以打假、耍人、“骗钱”为乐的好兄弟，两人在乱世的缝隙中过着“两耳不闻窗外事，一心只行及时乐”的优哉日子。

　　某日孟刚结识革命军战士万大哥，经过短暂误会，两人成为朋友，并在万大哥的鼓动下和铁虎萌生帮助革命军的念头。通过父亲是军阀大头目的孟刚女友（井莉）的帮助，他们搞到一辆军用汽车，接着迎来潜入军阀阵营偷枪、与军阀展开连串斗智斗力的厮杀、把偷来的军火送交到革命军手中的刺激征程。

A perennial Chang Cheh favorite, Anonymous Heroes focuses on two vagabond brothers, Meng Kang and Tieh who, in the search for fame and fortune, join in a rebellion against a provincial general. Used to shaking down local vendors for food and gambling away their limited funds, they are recruited by a local rebel leader who promises them a glorious adventure. The rebels plan is to steal a huge cache of new rifles set to be delivered to the barracks of the local army. With the help of an officer's daughter, their plan starts out well, but inevitably slips toward a heroic but tragic finale.

En pleine période post-Révolution chinoise Meng Kang et Yeh sont choisis par le chef d’un groupe de révolutionnaires pour dérober des fusils à l’armée d'un seigneur de la guerre.

한량처럼 살고 있는 맹강 앞에 나타난 한 남자. 그 남자는 맹강에게 혁명군의 작전에 함께 할 것을 제안한다. 혁명군의 작전에 함께 하게 된 맹강과 그의 벗 철호 그리고 작은 고추 홍은봉. 위태로운 작전을 수행하는 세 사람의 여정이 시작된다