雍临领主孙女贺兰茗(míng )玉(🐽)自幼聪颖,少年(nián )与(yǔ )盛(🃏)州九(😘)皇子萧承(chéng )煦(xù )意外结识,二人性(xìng )情(qíng )相(xiàng )投,情(🍖)愫渐生。萧(xiāo )承煦(xù )“战死”的(⏬)消(🎲)息误传,茗玉为救承煦胞弟(dì )萧(xiāo )承轩(xuān ),被(🗄)迫(🛍)嫁(jià )与承(🕯)煦三哥盛州王(wáng )(🥄)萧承(🚉)睿,身陷(🕌)后宫。萧承煦(🗑)屡(lǚ )立战(zhàn )(✖)功助(😻)萧(xiāo )(🚸)承睿称帝(dì ),建立大晟国(guó ),却(⏺)因功(🌙)高(📎)盖(🧚)主遭(zāo )(🔩)到其猜忌,加之得(dé )知当年(nián )母妃身死、父王(wáng )传位的(de )真相,承煦决意(🤠)篡权(🌞)复仇。还未得手,萧承睿却(⛏)旧疾复(fù )发溘然薨逝,并下诏令茗玉之子萧(xiāo )启元(yuán )继位,以牵(🕯)制萧(👣)承煦,稳(❕)固朝堂。萧(🥊)承煦被迫(pò )扶(fú )持萧(🦇)启元(yuán ),却仍一心求娶贺兰茗(míng )玉(🌪)。与此同(tóng )(💹)时,启(qǐ )元(😝)渐渐长大,不满萧承(📧)煦的控制,更在旁人(rén )挑(tiāo )拨下(xià )得知母亲与萧承煦(xù )(🏴)私情,对(duì )其二人心生怨恨。贺兰茗玉以大晟上(🎐)下安(🔲)定为重(chóng )(😳),竭力(📤)在启元和萧承煦之间寻(xún )求平(píng )衡(📬)。岂料(💑)承煦最终(zhōng )战(🍹)死(sǐ ),而启(qǐ )元(🈺)也生就(jiù )一世情痴,随宠妃董(🈂)若萱病逝而去。茗(🐅)玉为了大晟(🈸)的将(jiāng )来,再一(🎞)次坚强(🐇)陪伴在登基的(🗒)小皇帝身边。