大清雍(🍅)正年间,重臣(✒)丧(🐽)期(qī )(🥇)竟(📼)有人(rén )伺意(🍩)寻欢,四(🕋)阿哥(gē )弘历(lì )((🔱)何晟铭 饰)来到(🎹)风月场所宜春(chūn )山庄查访,发现吴(🎾)文斌被(👋)人(rén )刺杀,珠宝失(♑)窃。弘历查(chá )处了前(qián )来寻欢的(🗄)几名大员,并暗中(✳)查访刺客,终于查明(míng )杀手是赛貂(🗑)婵。赛(sài )原名宋(🚸)田田(tián )(蒋梦婕 饰),是(shì )淮(⏺)阳盐帮帮主宋知庸(yōng )(吴岱(🛑)融 饰(🖲))的义女,她与吴文(wén )斌有不共戴天之仇,当(🙌)年吴(🤸)抄斩(zhǎn )了(le )她们全家,她因不(🈴)在家幸免于难。宋田(🤲)田(tián )(🕙)掉入官(💠)府所(⛳)设陷阱(jǐng ),弘(hóng )(🕐)历出(🧟)手相(xiàng )救(jiù )。陷(xiàn )(🕯)阱是弘时(shí )(李泰 饰)所设,雍正并(🚗)不知情,他要弘历一天(tiān )内破(🥋)案。证人陈六吃(💹)了苏(🐩)公公(gōng )(任学(xué )(🙎)海(💿) 饰(shì ))送的饺子气绝身亡,这一切(qiē )都没瞒过弘历的眼(🏃)睛(🔞)。第(🚲)二天他向雍正汇报破案经过并提出自己的(🚽)观点,弘(hóng )时趁机(jī )攻击弘历,雍(🐂)正闻(wén )听(⏺)弘历(lì )要(yào )让八(bā )叔进京(jīng ),立(lì )刻口吐鲜血......