费仁（周(🆓)嘉(jiā )洛饰）(🥇)与义妹(🏽)高强(🍩)（王灏(hào )儿(🕋)饰）为工钱当上(shàng )鲁仁县衙门捕快，新任捕长黄佘（曹永廉饰）派遣(qiǎn )(🌫)费仁深入三不(🌗)管地带(📼)壹将(🚤)宫城(chéng )，寻觅失联细作。般隆门话事人般斗（韦家雄饰）手下(xià )慕容(🎿)恭梓(zǐ )(🥞)（(🗑)朱敏瀚饰）误打(dǎ )误撞，将费仁带入壹将宫(⏺)城。城內表面一(yī )(🥁)片繁华，四大门派(🔢)却暗里争斗。已故门主(zhǔ )曾承诺谁能拔(bá )出宝剑，徐意(🙄)门大家(🙀)姐符(fú )玲（陈滢饰）就嫁谁；费仁与(yǔ )恭(gōng )梓(zǐ )糊里糊(hú )涂一(🏯)同把宝剑(🕐)拔出(chū )，成为(wéi )两大候(hòu )(🌮)选(xuǎn )姑爷！四派(💝)互相搞局(jú )(🥊)，幕后主脑阴谋(🦇)不(😊)绝(jué )(🈸)，细作(zuò )(🐛)身分谜(🐨)团重重(chóng )，费(fèi )仁要做候(💹)选(xuǎn )姑(gū )爷，衙(🔈)门细作亦要继续寻找(🔍)，祸(huò )(🤥)福难(nán )(📛)料(🔤)……