Shoutout to games where you can tell if you are gonna hate the next boss or not, based on the item/ability you get in the area.
Everyone is just too afraid of potential situation where MC and the partner would be both doms, because that would require writing (and illustrating) a sex scene that is basically Conqueror's Haki clash between the characters.
At my parents' place and came across the book that was my favorite when I was a kid, I feel like this explains a lot lol.
Also you can probably see it is around 35 years old and been read many times.