[Princess returned from hostage exile] × [gentle, lonely nobleman] × [cold, loyal master assassin] × [mysterious twin-flower younger brother]. In short, it's a chaotic mix of couples.
After the war ended, An Yao returned from Tailuo to Great Sheng, but she had already become a Tailuo person at heart. Yet the emperor chose her as his heir. Faced with the maelstrom of power...
A few years later, under the assumed name Taohua, she blinded the unlucky Jiang Ye with two sword thrusts, and the story began.