雍临领(🍅)主(zhǔ )孙女贺兰茗(míng )玉(🐽)自幼(yòu )聪颖,少年(nián )与(yǔ )盛州九皇子萧承煦意(yì )外结识(🎺),二人性情相(xiàng )(🐉)投(tóu ),情愫渐(jiàn )生(shēng )。萧(🥩)承煦“战死”的消(🎲)息误传,茗玉为救承煦胞弟萧(xiāo )承轩,被迫嫁与(yǔ )(🕖)承(🕯)煦三哥盛(shèng )州(🔲)王(🥄)萧承睿,身(🐖)陷后宫。萧(xiāo )承煦(🗑)屡立战功助萧(xiāo )承睿称帝(🥀),建立大(dà )晟(shèng )(🤷)国(🔊),却(què )因功(🌙)高(gāo )盖(🧚)主(🚣)遭到(dào )其猜忌(jì ),加之得知当年(💱)母妃身死、父王传位的(de )真相,承煦决意篡权复仇。还(hái )未(wèi )得手,萧承(chéng )睿却旧(jiù )疾复发(🧤)溘然薨逝,并下(💠)诏令茗玉之(🎋)子(zǐ )萧启元继(jì )位,以(⚾)牵制(zhì )萧承煦(xù ),稳固朝堂。萧承煦被(bèi )迫扶(🚗)持(🐾)萧启元,却仍(🐛)一(🌹)心求(qiú )娶贺兰茗玉。与此(🚶)同时,启元渐渐长(🙎)大,不满萧(🤔)承煦的控(🤥)制(zhì ),更在(zài )旁人挑拨(bō )下得知母(mǔ )亲与(🍽)萧承(🔞)煦私情(qíng ),对(duì )其二(èr )人(👄)心生怨恨。贺兰(lán )茗玉(📞)以大晟上下安定为重,竭力在启(🍺)元和萧(xiāo )承煦之间寻求平(píng )衡。岂料承煦最终战死(⛴),而启(qǐ )(💁)元(🈺)也(yě )生就(🔮)一世情(🐈)痴,随宠妃董若萱(🐌)病逝而去。茗玉(yù )(⛅)为了大晟(🈸)的将来(lái ),再一(🎞)次坚强(🐇)陪(♊)伴在登基(🍉)的小皇帝身边。