雍临领(lǐng )主(zhǔ )孙女(nǚ )贺兰茗(✒)玉(yù )自幼聪颖,少年与(🌰)盛州(zhōu )(🕋)九(jiǔ )皇(🕟)子萧(xiāo )承(🔱)煦(xù )意外结识,二人(rén )性情相(🐉)投(tóu ),情愫(sù )渐生。萧承煦“战(📿)死”的消息误传(chuán )(🌗),茗(míng )玉为救承(🖲)煦(xù )胞弟(dì )(🕔)萧承轩(🎩),被迫嫁(🎡)与承煦(xù )三(sān )哥盛州王萧承(🚉)睿,身陷(🕌)后宫。萧承煦屡立战(zhàn )功助萧承睿(🚑)称(🐶)帝,建(jiàn )立大晟(🤷)国,却因(🚢)功高盖主遭到其(qí )猜(📯)忌(🚨),加之(😞)得知当年母妃身(shēn )死、父王(wáng )传位的真相,承煦(xù )决(jué )意篡权(quán )复(fù )仇。还未得手(⛓),萧(xiāo )(⏰)承睿(ruì )却旧疾复(👃)发溘(kè )然薨逝,并下诏令(⛳)茗玉之子萧启元继位(wèi )(🧣),以牵(qiān )(🕯)制萧承(chéng )煦(xù ),稳(wěn )(❕)固(gù )朝堂。萧(🥊)承煦被迫(💍)扶(🚗)持萧(🦇)启(qǐ )元,却仍一(🌹)心求娶贺兰茗(míng )玉。与(🌼)此同(💹)时,启元渐渐长大,不满萧(🤔)承煦的(😙)控(kòng )制(zhì ),更在旁人挑拨(🔷)下得(♌)知母(mǔ )亲与萧承煦(xù )私情(📐),对(duì )其二人心生怨恨。贺兰茗玉(yù )以大晟上下(xià )安定为重(😳),竭力在启(🍺)元和萧承煦之(zhī )间寻求平衡。岂料承煦最(🚤)终战死(sǐ )(⛴),而启元(yuán )也生(🧥)就一(yī )世(shì )情痴,随宠妃董若萱病逝而去。茗玉为了(✒)大晟的(🙅)将来,再一(🎞)次坚强陪伴在登基的小皇帝身边。