Well, identity is a big theme. Caleb is constantly trying to define himself in fanfics. Another theme is the struggle between right and wrong. He has made some morally ambiguous decisions, so fanfics often explore how he grapples with that. Also, the theme of love and friendship. His relationships with others, whether it's a romantic interest or just a deep friendship, are often central to the plot of the fanfics.
Well, there's a fanfic called 'Caleb's Hidden Strength'. It uncovers some of the less - known aspects of Caleb's personality. He's portrayed as more than just Tris's brother. Also, 'Caleb in Exile' is quite good. It takes him out of his familiar environment and shows how he copes and adapts. There's also 'Caleb's Alliances' which details his relationships and partnerships in the story.
In the 'Caleb Mitchell High School Story', Caleb Mitchell is likely the central figure. He could be a student with big dreams and aspirations. He might face various obstacles in high school, such as bullying, difficult classes, or family problems that influence his high school journey. His character might be developed through his interactions with classmates, teachers, and the different situations he encounters during his high school years.
Well, you could try reading the first few paragraphs carefully. They often set the stage and give some clues. Or, ask someone who's familiar with the type of story for some tips on what to look out for.
Maybe Toby could be a potential love interest. They have a lot in common in the PLL world and could develop a deeper connection on a different level in a gay storyline.