A great plotline might be Percy and Bianca getting stuck in a time - loop. They have to figure out how to break it while also dealing with their own personal issues and the challenges that come with repeating the same events over and over. Or perhaps a plotline where they are both chosen to represent their respective cabins in a grand tournament within the demigod world, competing against other powerful demigods.
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.
Perhaps Bianca has been poisoned, and Percy has to find a rare antidote within a time limit. He might have to journey to a far - off land, facing many challenges along the way. Or, it could be that Bianca has been lured into a trap by a false friend, and Percy has to expose the traitor and rescue her from the ensuing danger.
One interesting Percy and Bianca Lemon fanfiction could be a story where they team up to solve a mystery in the magical world. They might use their unique skills, Percy's combat abilities and Bianca's intelligence, to figure out a strange occurrence that has been plaguing their school or community.
One idea could be that Bianca doesn't die. Instead, she discovers a hidden power within herself that can control time briefly. This power comes in handy when she and Percy are in a dangerous situation against a powerful monster. They are trapped in a maze - like lair, and Bianca uses her time - controlling power to freeze the monster, allowing them to escape.
One idea could be exploring how Percy and Bianca deal with the unexpected pregnancy in a world full of mythological challenges. Maybe they have to seek help from the gods or other demigods to ensure the safety of the unborn child.
A unique aspect can be the alternate universes. Some fanfictions create different scenarios where Percy and Bianca are in different settings, like a modern-day city instead of the mythological world. This allows for a fresh take on their characters and how they interact. It also gives room for different plotlines that wouldn't be possible in the original story.
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.
Perhaps a plotline where Percy has a different personality. Instead of being the brave and somewhat impulsive hero, he could be more reserved and calculating. This change in character would greatly affect his relationships with other characters and the way he approaches challenges in the story.