First Class Abandoned Concubine

Serious version When the top killer of the 21st century traveled through time, he turned into a poor little abandoned woman. When he was a cold-blooded feudal prince in ancient times, his old horse stumbled, and the stupid abandoned concubine of the past put a knife to his throat. Who is the real hidden master? "If you dare to say dirty words to me again, I will cut off your tongue!"