She climbed out of the pile of dead people, thinking that she could only do two things in her life: the knife was fast enough, and the heart was cold enough.
Later, she picked up a little beggar, met a scholar who didn't dare to draw his sword, reversed the case of an old general who had guarded the city for half his life, and helped keep the secret of a man who didn't dare to live like himself even after he died.
Later she discovered that the most powerful martial arts in the world is when someone is willing to accompany you through this journey.