入(rù )世纪末叶,京城之内出现(📼)了一群武(wǔ )艺(yì )高强且极富(🕟)正义感的侠客(kè ),专门惩治武林(lín )败类,义除赃(zāng )官,抚(fǔ )弱济(jì )贫(🎾),人称“京城镖局”,为首(shǒu )的就是(⚫)闻名遐尔的(🎩)大刀王五(wǔ )(🎡),他们(👁)不(bú )(🙍)仅除恶(🔲)扬善还投身救国。戊戌变法失(shī )败后,兄(🙁)弟(dì )们齐(🖍)心(🚑)协(xié )办(bàn ),深入牢营解救谭(⏺)嗣同出(📎)狱(yù ),但谭嗣同(tóng )仍以忠(zhōng )君(jun1 )为本,谢(💱)绝(🦗)了镖(🎛)局兄(㊗)弟(dì )一片(piàn )侠情义胆,慨(🐑)然就义,王五(🙄)等人只好洒泪(lèi )告别。随后他(tā )们(🤷)又开始(🔔)了暗杀窃国(😍)大盗(👺)袁世(shì )凯的计(jì )划……