刘宋元(🍅)嘉(jiā )年(nián )(👷)间，天下积弊积弱，侠女骊歌（李沁饰）(🕸)不解监政(zhèng )刘义康（秦昊饰）暗中(zhōng )(🛤)蛰(🌰)伏之志，误以(🥩)为其(qí )纵(🎾)容奸(jiān )佞(nìng )，祸患朝堂，欲借(jiè )(📼)太妃寿(shòu )宴献舞之(🔸)机将其刺(🗄)杀，不料却沦为刘义(yì )康和(hé )奸佞陆(🚥)远（戚(🛺)跡饰(🎿)）生死(🗑)相夺的棋子(😻)。阴差(chà )阳错(cuò )之(zhī )间(jiān )，骊歌成为沈(⏺)家将(jiāng )门嫡(dí )女，并与刘义(yì )康联姻(yīn )(😞)。