大清雍正年间,重(chóng )臣丧(sàng )期竟(jìng )有(📒)人伺意寻欢,四阿哥弘(🕸)历(何(hé )晟铭 饰(shì ))来到(dào )(🎹)风月场所(suǒ )宜春山庄查访(fǎng ),发现吴文斌被(👋)人(rén )刺杀,珠宝失窃。弘历(lì )查(⚫)处(chù )了前来(👑)寻欢的几名大员(🕯),并暗(àn )中(zhōng )查(🔲)访刺客,终于查(🕌)明杀手(🎿)是赛貂婵。赛原(🙁)名(míng )宋田田(蒋梦婕 饰),是淮阳(yáng )(🚢)盐(yán )帮帮主宋知(🥁)庸(🌚)(吴岱融(róng ) 饰)的义女(nǚ ),她与(yǔ )吴(㊗)文斌(bīn )有不(bú )共戴天之仇,当年(nián )吴抄斩了她(👓)们全(quán )家,她因不在家(⛏)幸免(🤷)于(yú )难。宋田田掉(diào )入官府所设陷(🤳)阱(🎋),弘历(🐀)出(🧟)手相救(jiù )。陷阱是弘时(shí )(李泰 饰)所设,雍正(💍)并不知情,他(tā )要(yào )弘历一天内(👪)破案。证人(rén )陈六吃了苏公公(任(rèn )(🏒)学海(💿) 饰)送的饺子气(qì )绝身亡,这(zhè )一切(🥤)都没瞒过弘(🥅)历(lì )的(🍽)眼(yǎn )睛。第二天他(🌂)向雍(🌱)正汇(huì )(🐖)报(🆙)破(🖍)案经过并提(🌸)出自己的(🚽)观点,弘(👛)时趁(😳)机攻击弘历,雍(yōng )(🐂)正闻听弘(hóng )历(🧘)要让八叔(📬)进京,立刻(kè )口吐鲜(xiān )血......