刘(liú )(🈯)宋元(yuán )嘉年间(jiān ),天(tiān )下积(jī )弊积弱(ruò ),侠女骊歌(gē )(🌰)(李沁饰(🕟))不解监政刘义康(🎺)(秦昊(hào )饰)暗(àn )中蛰(🌰)伏(🍖)之志,误以为其纵容奸佞,祸(🎲)患朝堂,欲借太妃寿(🖲)宴(yàn )献(🐿)舞之机(jī )将其刺杀,不(bú )料却(👁)沦为刘义康和奸佞陆远(🐖)(戚跡饰)生死相(😚)夺(🍮)的棋(🙁)子。阴差阳错(cuò )之(🕕)间(jiān ),骊歌成为沈(shěn )家将门嫡女(🚣),并与(🌚)刘义康联姻。