One idea could be a story where a classic car comes to life and has adventures around the city. It could interact with people, help solve mysteries, and make friends along the way.
One idea could be exploring the backstories of the new characters introduced in Cars 3. For example, you could write about their early racing days, their dreams, and how they got to where they are in the movie. Another idea is to create an alternate ending. Maybe Lightning McQueen doesn't win the big race, and how that would change his relationships and his future in the racing world. You could also write a fanfiction about a friendship between a minor character and a main character that wasn't fully explored in the movie.
One idea could be a crossover between a classic muscle car like a Mustang and a high - tech futuristic vehicle from a sci - fi movie. The story could revolve around a race where the two very different cars compete, with the Mustang having its raw power and the futuristic car having advanced gadgets. Another idea is a crossover between a famous racing car from a video game and a real - world luxury car. They could go on a road trip together, with the racing car's speed and the luxury car's comfort creating an interesting dynamic.
One idea could be a story where a mechanic has a special bond with a sentient car. The car has unique abilities and they go on adventures together, like solving mysteries in a post - apocalyptic world where cars are the key to finding resources.
One idea could be that cars have human forms and they compete in a global racing championship that's not just about speed but also about strategy and teamwork. The main character, a race car in human form, has to overcome his fear of a particular track.
Perhaps in a post - apocalyptic setting, cars are the only means of transportation left and they form alliances with humans. For example, a group of survivors team up with a fleet of modified cars to fight against a common enemy, like a gang of raiders. The cars could have unique personalities, with some being brave, some cautious, etc.
Well, you could write a fan fiction where cars from different eras compete in a time - traveling race. For example, a 1960s muscle car against a modern electric supercar. Or perhaps a story about a car that has a sentient AI and it tries to understand human emotions through its interactions with its owner.
In fanfiction, a cool cars crossover could be a story where a classic muscle car from the 1960s meets a modern high - tech supercar. They might compete in an underground race. Another could be a situation where a family - friendly minivan gets zapped into a magical world and has to find its way back home, all while having adventures with strange creatures.
One interesting plot could be a world where cars have human - like intelligence and a human and a car form an unlikely friendship. They go on adventures together, like a road trip across the country, facing various challenges along the way such as bad weather and mechanical problems. Another idea is that in a post - apocalyptic world, humans rely on self - aware cars to survive. The cars protect the humans from dangerous gangs and help them find resources.
A fun OC for Cars 2 fanfiction could be a young race car trainee who idolizes Lightning McQueen. This OC could accidentally get caught up in the dangerous events of the World Grand Prix while trying to meet their idol. They then have to use their wits and the little racing skills they have to help the heroes out.
You could make the car a character itself. Give it a personality, like it's a grumpy old car that only likes certain drivers. Or have a sentient car that can talk and help the main character on their quest.