First, we should probably break down what you think are uninteresting and unrealistic plots. Plots are, as a whole, just actions and reactions summed up in a story. Something kicks it off, the characters respond to it and suddenly you somehow have a convoluted fifty year running soap opera.
These sound more like nations then continents. But, I can throw noodles at the wall for you with them.
So, we talking tropical nation? Granted pirates aren't restricted to such waters, but we're just gravitating towards it because it's easier. Given they're also pirates, it's likely a fairly...
Alchemist/Artificer more then likely. Closest they got to a chef that's not a homebrew class. Also, you get to play around with all sorts of things. Though the Pathfinder Alchemist always was better in my mind. Can turn into monsters, make stuff explode and dump all your Wisdom to be the schmott...