费仁（周嘉洛饰(🐽)）与义妹高(🐌)强(qiáng )（王灏(hào )儿(🕋)饰）为工钱当上鲁仁县衙门捕(🎹)快(🆖)，新任(rèn )捕长黄佘（(🗼)曹永廉(lián )饰）派(📿)遣费仁深入三(sān )不(bú )管地(dì )(♑)带壹将宫(gōng )城，寻觅(mì )(🔸)失联(🎩)细作(🗄)。般隆(lóng )门(🕯)话事人(💆)般(✳)斗(🔲)（韦家雄饰）手下慕容(🎿)恭梓（朱敏瀚饰）误(wù )打误(🚑)撞，将费(🤯)仁带入壹将宫(⏺)城(chéng )。城內表面一片(piàn )繁华，四大(dà )门(🖲)派却暗里争(🌑)斗。已(yǐ )故门(mén )主曾(🗞)承诺谁能(✋)拔(🐑)出宝剑，徐意门大家姐符(💪)玲（陈滢(yíng )饰(shì )）就嫁(🤷)谁(👃)；费仁与恭(gōng )(🕙)梓糊里糊涂一同把(bǎ )宝(bǎo )剑拔(bá )出，成为两大候(hòu )选姑爷！四派互(💹)相搞(gǎo )局，幕(mù )后主脑阴谋不绝，细作身分(⛏)谜团(tuán )(👪)重重，费仁要做(zuò )候选姑(gū )(🐩)爷，衙(yá )门(mén )细作亦要继续寻找(🔍)，祸福难料……