入世纪(🍅)末叶,京(jīng )城之内出(chū )现了一群武艺(🔼)高强且(qiě )极(jí )富正(zhèng )义感的侠客,专门惩治武林败类,义除(🔬)赃官,抚弱(💤)济贫,人称“京城(🎏)镖局(jú )”,为首的就是闻名遐尔的(🎩)大刀(dāo )(🗄)王五(wǔ ),他(tā )们不仅除(✳)恶扬善还投身(🚥)救国。戊(📞)戌(xū )变法失(shī )败后,兄(xiōng )弟们(🚸)齐心协(xié )办,深入牢(láo )营(yíng )解救(💞)谭(⏺)嗣同出(chū )(📎)狱,但谭嗣同仍以忠君为本(běn ),谢(xiè )绝了镖局兄弟(dì )一片(💻)侠(xiá )情义胆,慨然(rán )就(jiù )义(🤠),王五等人只好洒泪(⛓)告(🎾)别。随后他们又开始了暗杀(🕙)窃(qiè )国大(dà )盗(👺)袁(⛳)世(🏯)凯的(de )计划(🕐)……(🧟)