A 10 year old sets out for a journey through the Kanto region, winning gym battles along the way with a goal to win the Indigo League.
The setup for this story is - a 10 year old boy, Red, who lives in Pallet Town becomes a Pokemon Trainer and heads out for his journey across the Kanto Region. He collects gym badges by winning the gym battles to qualify for the Pokemon League.
Meanwhile, Giovanni, the head of the criminal organisation Team Rocket, has big plans that could change the world.