荊軻與麗姬，原是青梅竹馬，但麗姬的美貌，驚動天下，讓秦王政得知而下令齊王建交出麗姬。
公孫麗進宮嫁給嬴政，成為麗姬，卻發現已懷有身孕，嬴政替麗姬瞞下此事，謊稱孩子是自己的，天明出生後，嬴政對他視如己出，麗姬深受感動。
大師兄韓申進宮營救，得知真相後為保護麗姬及孩子，潛伏宮中做侍衛。麗姬在與嬴政相處中，發現這個冷血男人細膩柔軟不為人知的一面，不知不覺愛上了他。險象環生的後宮，麗姬面對為爭寵心機重重的妃子，以聰慧和善良贏得尊重並以愛的力量感化身邊每個人，終以德服人成為後宮之主。
I have loved you with an everlasting love
I have called you, and you are mine
I have loved you with an everlasting love
I have called you, and you are mine
seek the face of the lord and long for Him
He will bring you His light and His peace
I have loved you with an everlasting love
I have called you, and you are mine
I have loved you with an everlasting love
I have called you, and you are mine
seek the face of the lord and long for Him
He will bring you His joy and His hope
I have loved you with an everlasting love
I have called you, and you are mine
I have loved you with an everlasting love
I have called you, and you are mine