A. G. Harrison 
Selection [EPUB ebook] 

The closer they came the slower she seemed to move as if she was catching her breath. The outlanders reached the stairs and were surprised when she spun around and exploded with a fury of blows, bringing down her sword with incredible power. Slowly the outlanders edged forward until finally they pushed her to the top of the stairs which gave all three more room to move then she unleashed a flurry of blows that beat the outlanders back. Now they found they were in trouble.