Originally Posted by Fat Cobraroll
Pokémon main characters have always had as little back story as possible, so the players could imagine themselves in that role. It's supposed to be YOU running around catching Pokémon and fighting Gym Leaders/Evil teams. This is YOUR adventure, not the adventure of some random guy.
The most extensive backstory they've given any main character was Wes of Pokémon Colosseum, and even then it's only stated he was once a member of Team Snagem. I highly doubt they'd change that formula any time soon.
N has a large backstory tho