费仁（(🍅)周嘉洛饰）(⛲)与(✒)义妹高(gāo )强（王(🐌)灏儿(🔼)饰）(🃏)为工钱当(🕸)上鲁仁(🕰)县衙(yá )门捕快，新任捕长(zhǎng )(🐉)黄(huáng )佘(🌰)（曹永(yǒng )廉(🗼)饰）派遣费仁深入三不管(guǎn )(🎏)地带(🌗)壹将宫城(chéng )，寻觅失联细作。般隆门话事人般斗(dòu )(🙍)（韦家雄饰）手(shǒu )下慕容(róng )恭(gōng )梓（朱敏瀚饰）误打(dǎ )误撞，将费(🐶)仁带(🕕)入壹将宫(gōng )城。城內表面(📎)一(yī )片繁(fán )华，四大门派却暗(🖲)里争(❔)斗。已故门主曾承(chéng )(🥔)诺谁能拔出(🔝)宝剑，徐意(yì )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剑拔(bá )出(chū )，成为两大候(🤖)选姑(🕯)爷！四派互相搞(gǎo )局，幕后主脑(👊)阴谋不绝，细作身分谜(🐛)团重重(🐨)，费仁要做候选姑爷(yé )，衙(yá )门(💯)细作亦要(yào )继续寻(xún )找(🈺)，祸福难(nán )料……