She is a professional killer who walks in the dark world; she is the eldest daughter of the Prime Minister who is loved by thousands of people.
Once she traveled through time, she became her. Is it a past life? Or this life?
With a marriage contract, she entered the palace and became the queen.
Enmities and resentments actually involve childhood playmates.
Misunderstandings abound, who is the third party?
They obviously love each other, why do they still torture each other? . . .
Turning over and over, things become different and people change.
Are the childhood promises still there?
And where should she go?