One interesting plotline could be Percy and Sally overcoming various obstacles together. For example, they might face opposition from their families or society. Another could be them having a long - distance relationship and how they maintain their love through it. And they could also have a plot where they discover new things about each other as their relationship deepens.
Perhaps Sally betrays Percy by siding with the gods in a conflict where Percy believes the gods are in the wrong. She might think that by supporting the gods, she can ensure Percy's long - term safety, but Percy feels deeply hurt as he sees it as a betrayal of his ideals.
Another plotline might involve Sally and Jeff going on a journey together to find a way out of the nightmarish place they are in. Along the way, they face various challenges that test their relationship. Jeff's killer instincts might conflict with Sally's more innocent and hopeful nature, but they learn to work together and in the process, their bond deepens.
One idea could be a story where Sally has a premonition about Percy's next big adventure and tries to secretly prepare him for it. Another could be a story set in an alternate universe where Sally has demigod powers herself and she teams up with Percy on a quest. Maybe a story where Sally gets transported into Percy's world at Camp Half - Blood and has to navigate the strange new environment while Percy protects her.
One interesting fanfiction could be about Sally's early adventures before Percy was born. It might explore her relationship with Poseidon in more depth. Another could focus on a day in the life of Sally and Percy when they have a special family event, like a reunion with other demigods at Camp Half - Blood. And there are also fanfictions that rewrite certain events from the original series with a different perspective from Sally's point of view.
There could be fanfictions that focus on Sally and Poseidon's relationship in the context of Percy's adventures. Like when Percy is off on a quest, Sally and Poseidon might interact in ways that help or hinder Percy's journey. They could be working together behind the scenes to protect Percy, or there could be some sort of conflict between them that Percy has to eventually resolve.
One possible plotline could be Percy's struggle with his new godly powers and how it affects his relationships. For example, his friends might be in awe or a bit intimidated by his new status.
One possible plotline could be Percy having to adjust to the unique rules and traditions of the hunters. For example, dealing with their vow of celibacy in a humorous or challenging way. Another could be Percy going on a special hunt with the hunters that involves a mythical creature not commonly associated with them.
One possible plotline could be their adventures in a new, undiscovered part of the mythological world. Maybe they stumble upon a hidden realm full of ancient and powerful creatures that they have to either befriend or fight.
Well, perhaps in this 'percy is an orphan fanfiction', there's a plotline where Percy is constantly bullied because he's an orphan. But then he discovers a hidden power within himself that not only helps him stand up to the bullies but also starts to unravel a mystery related to his family. Maybe he finds out that his parents were part of a secret organization and their disappearance was not accidental.
One interesting plotline could be them teaming up to rescue a captured demigod. They could use their unique abilities, Percy's water - related powers and Bianca's skills with a certain weapon or magic. Another plotline could be them exploring an unknown part of the mythological world together, facing strange creatures and ancient puzzles.