If it was that simple Caroline wouldn't have had the trouble she was in. Lots of people in this time are just looking for their golden ticket, whatever that looks like.
People are confused by your response because they forget this story is quite literally a gender-swap world in a feudal wars arc. Makes sense for women to do all the raping and pillaging.
Looks like the two sisters got isekai'd.... BUT WHERE IS THEIR MOM :finnawoke:
Here's an earlier art of the two sisters in another world:
You can find more of them in TABLEGIRL: The Art of Jun.
As somebody who goes to the gym in a culture heavily affected by social internet activism... this is more unfathomable than the trope of a girl who falls from the top of the stairs and sits on a boys face.