A modern agent accidentally traveled through time, only for the bonds left thousands of years ago.
He is cold, evil and arrogant and holds the power of life and death, just to protect the women around him.
He: "What will you do if one day I forget you?"
She: "I will watch you from a distance and protect you."
He: "Fool, even if I forget you, I can no longer empathize with others. I will never understand how important you are in my heart."
Her: "............ To be continued."