Did you know... women actually have a much higher pain threshold than men, probably because their body is already wired for a possible function that will demand a lot of their body.
One of the funny little perks nature distributed.
Anyway... Kahz does not hold back, he is kinda of spartan but he focuses on the important parts, personally... I had forgotten that the feeling of hitting someone needs training too, which is kinda obvious when I think about it, it would be stranger that someone takes too easy to hurt others.