Well, Percy might face some academic challenges at Annabeth's school. Since he's used to his own demigod training, normal school subjects could be a bit tough for him at first. For example, he could struggle with math or history classes.
A really interesting plot twist could be that the school has a secret passage or a hidden room that is somehow related to the demigod world. Percy and Annabeth accidentally discover it while exploring the school. Inside, they find ancient artifacts or prophecies that lead them on a new and dangerous adventure, which might involve traveling to a different dimension or time period.
Percy could meet the school bullies. And they might pick on him at first, but then be in for a big surprise when he shows his strength. Also, he might encounter some teachers who suspect there's something different about him. Maybe a science teacher who notices his quick reflexes during an experiment or a history teacher who is amazed by his knowledge of ancient mythology.
There could be a mysterious new student in the fanfic. This new student might have some secrets of their own and befriend Percy. They could be from a different place or have some special powers or knowledge. Additionally, there might be some school janitors or cafeteria workers who play small but important roles in Percy's school experiences, like giving him some good advice or helping him out in a difficult situation.
Well, in a 'Percy Goes to School Fanfic', Percy might face some bully problems at school. Maybe there are some mean kids who pick on him because he's different.
In the fanfic, when Percy goes to Annabeth's school, he could end up in trouble with the school authorities. Since he's not used to a normal school environment, his demigod abilities might cause some chaos. For example, if there's a pool at the school, he might accidentally show off his water - controlling powers. And he'll probably have to deal with normal school stuff like classes and bullies, which will be really interesting to see how he copes with it all.
I really like 'Percabeth's Summer'. In this fanfic, it focuses on their relationship during a summer at Camp Half - Blood. It shows their sweet moments, like when they go on secret dates by the lake. The writing style is engaging and makes you feel like you're right there with them.
Since this is a rather unusual - named fanfic, it's hard to determine the plot. However, if we assume it's a Percy Jackson - based fanfic, it might play around with the relationships of Percy and Annabeth in ways that are different from the original series. Maybe it delves into darker or more complex emotions and situations that are considered 'sin' in the context of the story's world, but again, this is just guesswork.
One great 'Percy Jackson Percabeth High School' fanfiction is 'High School Heroes'. It really captures the essence of Percy and Annabeth in a high school setting. The author does a wonderful job of showing how their demigod powers would play out in a more normal, yet still chaotic, high school environment.