雍临领主孙(sūn )女(nǚ )贺兰茗玉自(🥇)幼聪(cōng )颖,少年与盛州九皇子萧承煦(xù )意外结(🍥)识,二人(rén )性情相投,情愫渐生(🗼)。萧承煦“战(zhàn )死”的消息(xī )(🎏)误传,茗玉为救承煦胞弟萧(🔸)承轩,被迫嫁与(🕖)承(chéng )煦三(🙍)哥盛(shèng )(✳)州(zhōu )王(wáng )萧(xiāo )承睿,身陷后宫。萧(🎫)承(chéng )煦屡(lǚ )立战功(gōng )助(😻)萧承睿称帝,建立大晟国,却(què )因功高(gāo )(📎)盖(🧚)主遭到其猜忌,加之得知当(dāng )年母(mǔ )妃身死、(㊗)父王传位的真相(xiàng ),承煦决意(yì )篡权(quán )复仇。还未得(dé )(💪)手(⛓),萧承睿却(⛏)旧(🥫)疾复发溘然(rán )薨逝(shì ),并(bìng )(😍)下诏令茗玉之子(🥕)萧启(qǐ )元继(jì )位,以(yǐ )牵制萧承(🗳)煦,稳固(💝)朝堂。萧(🥊)承煦被迫(pò )扶持萧(xiāo )启元,却仍(réng )一(yī )心求娶贺兰茗(míng )玉。与此同时,启元(yuán )渐渐长大(dà ),不满萧(🤔)承(chéng )煦的控制,更(gèng )在旁人挑拨(🔷)下得知母亲与萧承煦私情(📐),对(🌂)其二(🌱)人心生怨(🖍)恨。贺兰(🚡)茗(🌸)玉以大晟上下安定为重,竭力在(🚻)启元和萧承(🛃)煦之(zhī )(👩)间(🧘)寻(💅)求平(píng )(❓)衡。岂(qǐ )料(liào )承煦(xù )最终战(🍹)死,而启元也生就(🔮)一(yī )世情(🐈)痴,随宠妃(💕)董若萱病逝而(💛)去。茗玉为了大晟的将来,再(🕵)一(🎞)次(🚓)坚(📯)强陪(péi )(♊)伴在登基(🍉)的(🗒)小(xiǎo )皇帝身边。