Well, it could be that pirates kidnap Moana. They have heard tales of her island's treasures. Once on their ship, Moana has to face the rough and rowdy pirates. She manages to befriend some of the more sympathetic ones among them and together they plot against the cruel captain. Eventually, she uses her knowledge of the sea to help them all when they get into trouble, and in return, they set her free.
A group of outcasts from different islands might kidnap Moana. They feel that they have been wronged by the 'normal' society that Moana represents. They hope that by kidnapping her, they can get the attention they deserve and force the islands to change their ways. But Moana listens to their grievances and tries to find a way to help them while also finding a way home.
A plot could involve a magical spell that makes Moana and Maui forget who they are. As they try to figure things out together, they fall in love and the kiss could be the moment when the spell starts to break, as their true selves start to resurface. It would be a journey of self - discovery and new love at the same time.
One possible plot could be that Moana's island is threatened by dark magic from the Harry Potter universe. Harry, Hermione, and Ron could be transported to Moana's world while on a mission to stop the spread of this dark magic. They would team up with Moana to use her knowledge of the ocean and the island's magic, along with their own wizarding skills, to fight off the dark forces. Maybe they'd have to face off against a wizard who has enchanted some of the sea monsters in Moana's world.
Maybe in the fanfiction, Elsa has run away from Arendelle again, feeling the pressure of her powers. She finds herself on the ocean and is rescued by Moana. Moana is intrigued by Elsa's powers over ice, which is so different from anything she has seen on her island. They start sharing their stories. Elsa about her fear of hurting people with her powers and Moana about her journey to save her island. They decide to accompany each other on their respective quests, with Elsa helping Moana with some ice - related obstacles on her island and Moana teaching Elsa about the freedom of the ocean.
A cool plot could be that a dark force from Naruto's world has found a way into Moana's world. Naruto, with his knowledge of fighting evil, and Moana, with her knowledge of the local terrain and the ocean, must work together. Naruto might be a bit clumsy at first with the whole sailing thing, but his combat skills are invaluable. Moana, on the other hand, can communicate with the ocean to get them out of tight spots, and together they defeat the dark force.
One possible plot could be that Maui gets injured during a battle with a new foe. Moana takes care of him, and during this time, they start to really talk and understand each other on a deeper level. This closeness leads to feelings of love. Another plot could be that they are sent on a new quest together, and during the long journey, they rely on each other so much that love blossoms.
A possible plot could be that Moana discovers she's pregnant during a normal day on the island. She's filled with a mix of emotions - joy, fear, and excitement. She then decides to go on a small journey within the island to find a special place where she can talk to the spirits about the new life growing inside her.
One possible plot could be that Aladdin is kidnapped by a powerful sorcerer who wants to use his knowledge of the magic lamp to gain more power. His friends, Jasmine and Genie, then have to embark on a dangerous journey to rescue him. They might face various obstacles along the way, like magical traps and other evil minions.
One possible plot could be that Luigi is kidnapped by a group of mischievous goombas who are being controlled by a powerful dark magic user. Luigi, while kidnapped, uses his wits to befriend some of the weaker goombas and gets them to help him send a message to Mario. Mario then has to figure out where Luigi is being held based on the clues in the message.
Well, it could be about a person, maybe a young adventurer, who is captured by pirates. The story might then revolve around their attempts to escape or adapt to life on the pirate ship.