The top female spy is engaged in an extreme pull of no return between her mission to subvert the dynasty and her sincerity.
She is the sharpest knife in Nanqing. She was ordered to disguise herself as a princess and go to Xining. In order to complete the task, he is the target she must conquer and even kill him if necessary.
Until she found out that she had feelings for him that she shouldn't have, and she didn't know whether her poison-quenched blade was stabbing his back or her sincerity...
He, a young emperor with great military exploits in Xining, looks domineering and cold, but in his heart he longs for unadulterated warmth. Being attracted to Nan Jinshu through constant testing...
Later her identity was revealed
Where should they go from here?