A really interesting plot could be that Elena and Mateo get transported to a different realm. In this realm, their powers work differently and they have to learn how to adapt and work together to find a way back home. They meet new allies and enemies in this strange new world and their relationship deepens as they rely on each other for survival.
One great 'Elena and Mateo kiss fanfiction' could be where they share their first kiss during a magical festival in Avalor. The description of the setting, like the colorful lights and the music in the background, would add to the romantic mood of their kiss.
Another option is to check out some fan - run forums dedicated to Elena of Avalor. Some fans might post their own creative works there, including fanfiction about this particular romantic moment between Elena and Mateo. You may need to register on these forums to access all the content, but it can be worth it if you're really into this kind of fan - created story.
A plot could involve Elena and Kol having to deal with an ancient prophecy related to their unborn child. They have to figure out what it means and how to prevent any negative consequences. Along the way, they learn more about each other's pasts and how their families' histories are intertwined with this prophecy, which makes them more determined to protect their family.
One idea could be that the baby has special powers due to Kol and Elena's unique heritages. For example, it might be able to control both vampire and witch magic in a new way. Another plot could involve the baby being a target by various supernatural forces who either want to use its power or destroy it out of fear. And perhaps the baby's existence could bring about a new era of peace or chaos in the supernatural world, depending on how it's raised and the choices it makes as it grows up.
Another plot could be them starting a new business in Mystic Falls. They have to deal with the local politics and the jealousy of some of the townspeople who are still not used to their relationship. This would create a lot of drama and also show how they support each other through tough times.
One idea could be exploring how the reborn character uses their knowledge of the show's events to prevent some of the tragedies that befell Elena. For example, they could try to stop the initial vampire attacks on Mystic Falls. Another plot could involve the reborn character trying to change Elena's relationships, like making sure she doesn't fall for Stefan right away and instead encourages her to explore other options. Maybe they also introduce new supernatural elements to the story that weren't in the original show, which could lead to new alliances and conflicts in Mystic Falls.
One idea could be that they discover a long - lost family secret together. Maybe there's a hidden inheritance or a special power that runs in the family.
One idea could be that Elena discovers she's pregnant and tries to keep it a secret from Klaus at first. But as the pregnancy progresses, she realizes she needs his help. Another could be that Klaus is initially angry but then becomes protective. Maybe there are threats from other supernatural beings because of the baby's unique heritage.
One plot idea could be that Elena and Klaus, as humans, meet in a small town where they both start over. They initially dislike each other but then find out they have a shared love for art. They start collaborating on a community art project and slowly fall in love.
One idea could be that Damon is initially terrified of becoming a father but then gradually embraces the role as he sees Elena's excitement. Another could be that they face threats from the supernatural world because of the unborn child, like vampires or witches who want to use the baby's power. Maybe there's a prophecy about their child that causes all kinds of chaos in their lives.