Perhaps there could be a situation where the White Witch from Narnia teams up with Captain Hook. They both have a thirst for power and a dislike for the heroes in their respective stories. The Pevensie children and Peter Pan would then have to put aside their differences and work together to defeat this new and dangerous alliance. They could combine their unique skills, like the Pevensies' strategic thinking from their battles in Narnia and Peter Pan's ability to fly and outwit his enemies in Neverland.
One idea could be exploring Wendy's life back in London after her adventures in Neverland. Maybe she's having a hard time adjusting and misses Peter terribly. Another could be a story where Peter brings some of the Lost Boys to London for a visit and the chaos that ensues. A third idea might be a tale where Wendy's younger siblings grow up and start to doubt the existence of Peter Pan, but Wendy has to convince them he's real.
One plot idea could be a modern - day Peter Pan who discovers the real world has changed a great deal. He has to adapt to technology and new social norms while still maintaining his Neverland spirit. Another could be a story where Peter Pan meets a character from another fairy - tale realm and they go on an adventure together in Neverland. Maybe a girl from a strict, old - fashioned society stows away on his ship and he has to teach her how to have fun and be free.
One idea could be that Baelfire gets lost in Neverland and Peter Pan has to decide whether to help him or use his situation to his advantage. Maybe Baelfire has a special power that Peter Pan wants for himself.
One idea could be that Peter Pan and Merlin meet in a magical realm between Neverland and Camelot. They team up to fight a common enemy, like an ancient evil sorcerer who is trying to steal the magic from both their worlds. Peter's ability to fly and his eternal youth could be combined with Merlin's powerful magic skills to create a really cool adventure.
One idea could be that Emma, a modern - day girl, somehow gets transported to Neverland. She then has to learn to adapt to the strange and magical world. Peter Pan is initially suspicious of her but as they go on adventures together, like facing Captain Hook, they start to form a strong bond.
One idea could be that Moira gets lost in Neverland and Peter Pan has to find her before the pirates do. He discovers new parts of Neverland in the process.
A possible plot is that Wendy gets lost in a previously unexplored part of Neverland. Peter Pan and the Lost Boys go on a frantic search for her. While lost, Wendy discovers a hidden tribe of magical creatures that are shy and have been avoiding contact with the Lost Boys. Wendy befriends them and they help her find her way back. This could lead to a new alliance between the Lost Boys and these creatures.
Well, a really cool plot for Tinkerbell and Peter Pan fanfiction might be that Tinkerbell accidentally breaks a powerful magic item in Neverland. This causes chaos as the magic starts to go haywire. Peter Pan and Tinkerbell then have to go on a quest to find the pieces and fix it. Along the way, they might encounter some old foes who are taking advantage of the situation. Also, they could discover secrets about Neverland's past that they never knew before. This would not only test their friendship but also their courage and wits.
Well, you could write a fanfiction where Peter Pan and Wendy grow up but still remember their adventures in Neverland. They could try to recreate that sense of magic in the real world, perhaps by opening a place where children can experience a bit of Neverland. Or, what if a new villain emerged in Neverland and Peter and Wendy had to team up in a different way than before to defeat them? They might have to use Wendy's more grown - up thinking and Peter's knowledge of Neverland's secrets.
In a 'Peter Pan Grown Up Fanfiction', a great plot could be that Peter, as an adult, realizes the importance of family. He goes back to Neverland to find that the Lost Boys are in danger because of some dark magic. Using his new - found maturity and the skills he has learned in the real world, he has to find a way to save them. He might also face the challenge of dealing with Tinker Bell, who is not used to this new, grown - up Peter.