大清雍正年间,重臣(✒)丧(sàng )期竟有人伺意寻欢,四阿哥弘历(何(🕰)晟铭 饰)(🔧)来到风月场所宜(🌰)春山庄(zhuāng )查访,发现吴(wú )文(📿)斌(bīn )(🌫)被人刺(🎲)杀,珠宝失窃。弘历查处(🐿)了前来寻(🎩)欢的几名大员,并暗中(✳)查访(fǎng )刺客,终(🚥)于(🐖)查明杀(📞)手是(shì )赛貂婵。赛原(🙁)名宋田(🖍)田(蒋梦(mèng )婕(🤯) 饰),是淮(⏺)阳(yáng )盐帮(bāng )帮主宋知庸(吴岱融(róng ) 饰)的(de )义(yì )(💱)女(nǚ ),她(🎛)与吴文斌(bīn )有不共(🙂)戴天(tiān )之仇,当年(🤠)吴(🤸)抄斩了她(tā )们全(quán )家,她(🎾)因不在家幸免于(yú )难。宋(🚻)田(🤲)田掉入(rù )官府所(⛳)设陷(🤳)阱,弘历(lì )出(🧟)手(shǒu )相救。陷阱(🌮)是弘时(李泰 饰(shì ))所设,雍正并不(bú )知情(😊),他(➡)要弘历一天内(nèi )破案(àn )。证人(💅)陈(chén )六吃了(le )苏公公(任学海 饰)送的饺(jiǎo )子气绝身(📛)亡,这(zhè )一切都没瞒过(💸)弘历的(🍽)眼睛。第(🚲)二天(tiān )他向雍(yōng )正(zhèng )汇报(bào )破(pò )案经(jīng )过并提(🌸)出自(⏳)己的观点(diǎn ),弘时趁(chèn )机(👗)攻(gōng )击弘历(🍺),雍(🐂)正闻听弘历要(yào )让(ràng )八叔(shū )进京,立刻口吐鲜血......