大清(qīng )雍正(🌠)年间,重臣丧期竟(jìng )有(yǒu )人(rén )伺意寻欢,四(sì )阿哥弘历(🛍)(何晟(shèng )铭 饰)(🔧)来到风月场所(suǒ )宜春山(shān )庄查访,发现吴(wú )文斌被人刺杀,珠宝失窃。弘(🚤)历查处了前来寻欢的几名大员,并暗(💆)中查访刺客(kè ),终(zhōng )于查明杀(shā )手(shǒu )是(shì )赛貂婵(😚)。赛原(yuán )(🙁)名(😻)宋田田(🚑)((🐶)蒋梦婕 饰)(🤷),是淮(⏺)阳盐帮(bāng )帮主宋(🔩)知(🥁)庸(吴(wú )岱融(⏯) 饰)的义(💱)女(🦗),她(tā )与吴文(wén )斌有不共(🙂)戴天之仇(🐑),当(🙌)年吴抄斩(zhǎn )了她们全家,她因(⏰)不(bú )在家(⛏)幸(🥫)免于难。宋(sòng )田(tián )田(🕙)掉入官府(fǔ )(👺)所(⛳)设陷阱,弘历(lì )出(chū )手(🚴)相救。陷阱是(👣)弘时(shí )(李(lǐ )泰 饰(shì )(💔))所设,雍正并不知情,他要弘(🐛)历一天内破(pò )案。证人陈六吃了(le )苏公公(任学海(hǎi )(💿) 饰)送(sòng )的饺子气绝身亡(wáng ),这一(📸)切(🥤)都(dōu )没(👵)瞒过弘历的(🍽)眼睛。第(dì )二(èr )天(🔎)他向雍正(zhèng )汇报破案经过(guò )并提(🌸)出自己的观(🎐)点(🍁),弘时趁(chèn )(😳)机攻击(jī )弘历,雍正闻听弘(hóng )历要让(ràng )八(❓)叔进京,立刻口吐鲜血......