费仁（周嘉(👷)洛(luò )饰）与义(yì )妹高(📼)强（王灏(hào )儿饰）为工钱当上(shàng )鲁仁县(xiàn )衙(🤴)门捕(🎺)快，新任捕长黄佘（曹永廉(🗼)饰(shì )）(🥩)派遣费仁深入(👋)三不(bú )管地带(dài )(🌗)壹(🏇)将宫(📼)城，寻(xún )觅失(🐿)联细作。般(bān )隆(lóng )门(🛍)话事(🕖)人般(👁)斗（韦家(jiā )雄(🥄)饰）手(🏐)下慕容恭梓(📞)（朱(zhū )敏(mǐn )瀚饰）(🍮)误(wù )打误(wù )撞，将(jiāng )(🚑)费仁带入(🤯)壹将(jiāng )宫城(🔊)。城內表面(📎)一片繁华(huá )(🥁)，四(sì )(📯)大门派却暗(àn )(🖲)里争(❔)斗。已故门主曾承诺谁能拔出宝(bǎo )剑，徐意门大家(jiā )姐符玲（陈(💪)滢饰(shì )）就嫁谁；费仁与(🧤)恭梓(zǐ )糊(🤲)里糊涂(tú )一同(👺)把宝剑拔出，成为两大候选姑爷！四派(🤘)互相搞局，幕(🏉)后主脑阴谋(móu )不绝(🐾)，细作身分谜团重(chóng )重，费仁要做候选(xuǎn )姑爷，衙门细作亦要继续寻找，祸福难(nán )料……