After his first love breaks his heart, a young American singer reluctantly leaves his home in San Di

民国年间，来密林镇寻根问祖的东子，在得知父亲当年就是被该镇土匪杀害的，为报父仇，东子联络众义士在乡亲们的帮助下，最终手刃贩卖烟土为害乡里的仇人，平息匪患，还了密林镇一片太平祥和。