What are some interesting plot ideas for an 'anime oc harem fanfiction'?

The OC could be a descendant of a powerful clan that was thought to be extinct. Their presence in the Naruto world stirs up interest among many characters. The OC's knowledge of ancient jutsu and their kind heart draw in characters like Kakashi, Shikamaru, etc. into a harem. The OC then has to navigate the complex relationships while also trying to keep their clan's secrets safe.

One idea could be an OC trainer who travels through different regions and gradually gathers a harem of Pokémon with unique personalities. For example, a Pikachu that's overly protective, a Eevee that's super curious. Another plot could involve the OC's harem of Pokémon helping him/her solve mysteries in the Pokémon world, like uncovering a secret about a legendary Pokémon.

One idea could be an OC with a unique power that attracts different Sekirei. For example, an OC who can communicate with animals and uses this ability to bond with nature -loving Sekirei. Another could be an OC from a different dimension who has to adapt to the Sekirei world while building a harem.

Maybe the OC is a scientist who accidentally creates a device that links him to the minds of the female Marvel characters. This leads to a series of comical and heart - warming interactions as they get to know each other on a deeper level. For example, he might initially be confused by their different personalities but then starts to fall for them one by one.

Well, a plot could involve the OC trainer being from a different dimension where Pokémon relationships are different. In this new world, Pokémon are more likely to form close bonds with trainers in a 'harem' - like way. The trainer then has to navigate this new dynamic while also dealing with challenges like evil teams who want to exploit this unique relationship.

One idea could be that the OC is a powerful bender who saves a group of characters of different genders from a great danger. In return, they all develop feelings for the OC and form a harem. For example, if the OC is a water bender, they might save some earth benders and fire benders from a group of bandits. Another idea is that the OC has a special ability that is needed to save the Avatar world, and as they travel around recruiting help, different characters join them and fall in love.

One idea could be that the OC has a special power that attracts Natsu and the other harem members. For example, the OC can control a unique type of magic that is crucial in saving the world, and Natsu is drawn to her courage. Another plot could involve the OC being from a different dimension and Natsu has to help her adapt to his world while falling in love. And perhaps there could be a rival in the harem who tries to drive the OC away from Natsu.

Well, the OC could be a human - gem hybrid. This would make them an outcast in both human and gem society at first. But as the story progresses, some of the main characters like Pearl, Amethyst, and Peridot start to form a bond with the OC. Maybe they are all intrigued by the OC's dual nature and the way they navigate between the two worlds. This could lead to a harem - like situation where they all have different relationships with the OC, some more platonic, some with a hint of romance.

The OC could be a new transfer student with a mysterious past. As the story progresses, it's revealed that they are on a quest to find a powerful artifact that is somehow connected to the characters in the harem. This could lead to adventures together, and the building of deeper relationships within the harem.

Another plot could be that the OC is a time - traveler who accidentally lands in Quahog. The female characters find his stories of different times and places fascinating. They start to form a harem - like group around him as they want to hear more about his adventures. Peter might initially be jealous but then end up getting involved in the OC's misadventures too.