费仁(rén )（周嘉洛饰(shì )）(⛲)与义(🐽)妹高(📼)强（王灏儿(ér )(🔼)饰）为工(😘)钱当上鲁仁(rén )县衙(yá )门捕快，新任(🆖)捕长黄(huáng )(🛤)佘(shé )(🌰)（(🍖)曹永(🏴)廉(lián )饰）派遣(qiǎn )费(🎾)仁(rén )深入三不(bú )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）手下慕容(róng )(🕌)恭梓(zǐ )（朱敏瀚饰）误打误撞，将费(🐶)仁带(dài )入壹将(🐖)宫城(chéng )(🔊)。城內表面(miàn )(📎)一(yī )片繁(🔩)华，四(sì )(📯)大门派(⏯)却暗里(lǐ )争斗。已故门主曾承诺谁能拔出宝剑(jiàn )，徐意(🤠)门大家姐符玲（陈(💪)滢饰）就嫁谁；费仁(rén )与(🧤)恭梓糊里糊涂一同把宝(bǎo )剑拔出(chū )，成为两大(dà )候选姑爷(🌮)！四派互相搞局，幕(mù )后主(zhǔ )脑(👊)阴谋不绝，细作身分谜团(🌹)重(chóng )重，费(🥋)仁要(🃏)做候选(🌼)姑(gū )爷，衙门细(xì )作亦要(yào )继续寻(🐡)找，祸(📧)福难料……