雍临领主孙女贺兰(⛲)茗玉自幼聪颖,少(shǎo )年与(yǔ )盛州九皇(🕟)子萧(🛍)承(🔱)煦意(🤢)外结识(🎺),二人性(🆖)情(qíng )相(xiàng )投,情愫渐生。萧承(💤)煦(😧)“战(zhàn )(📿)死”的(⏬)消(xiāo )(🎲)息误(❣)传,茗玉(yù )为救承(🖲)煦(xù )胞弟萧承轩,被迫嫁与承煦(👁)三哥盛州(🔲)王萧承(🚉)睿,身陷后宫(gōng )(📞)。萧承煦屡立战功助萧承睿称帝,建立大晟国,却(⏺)因功高盖主遭到其(🌚)猜(cāi )忌(jì ),加之得知(🔢)当(dāng )(❔)年母(mǔ )妃身(shēn )死、(㊗)父王传位的真(📙)相,承煦决(🙌)意篡权复仇。还未得手,萧(xiāo )承睿却旧(jiù )疾(jí )(🤷)复发(fā )溘然薨逝(shì ),并(😍)下诏(zhào )令(lìng )茗玉(🤳)之子萧启元(yuán )(🧟)继(🚴)位,以(yǐ )牵制萧承煦,稳固朝堂。萧承煦被迫(💍)扶持萧启元,却仍一心(⛏)求娶贺兰(lán )茗玉。与此同时,启元渐渐长大,不满萧承煦(xù )的控制(⏲),更在(zài )旁人(📸)挑(tiāo )拨下得知(💸)母亲与萧(xiāo )承煦私情,对(duì )其(qí )二人心生怨恨。贺兰茗玉以大晟上(shàng )下安(ān )定(dìng )为重,竭力在启元和萧承(chéng )(🛃)煦之间寻(xún )求平衡。岂料承煦最终战死(sǐ ),而(ér )(❄)启(💁)元也生就(🔮)一(yī )世(🈳)情痴,随(🔍)宠妃董(🈂)若(ruò )萱病逝而去。茗玉为(wéi )(🏡)了大晟的将来,再(🕵)一次坚强陪伴(👆)在(🔍)登基(jī )(🍉)的(de )小皇(🐣)帝身边。