The pearl on the Emperor’s crown《天子冠上珠》 by Li Li《厘梨》

Synopsis 

Princess Xi Zhen with an extraordinary enchanting appearance had the beauty that could topple countries.

The crown prince regarded her as his private possession.

The emperor saw her as a chess piece and  wanted to use her as a bait to incite dispute between vassal kings.

The empress considered her as a calamity and only wanted to marry her off[1] to Mongolia.

The person she liked, in an attempt to seize the ultimate supremacy, ascended to the throne and changed the dynasty. She was designed to be the new empress, becoming the only one to receive the sovereign’s favor.