In vi and jinx fanfiction, the theme of forgiveness is often present. Given their complex relationship, the idea of one forgiving the other for past wrongs is explored. Another common theme is the search for identity. Jinx, especially, is often shown as struggling with who she is in relation to Vi. And finally, the theme of love - not necessarily romantic, but the love between sisters that still exists despite all the chaos and destruction.
One common theme is their sisterly bond, whether it's about mending a broken relationship or dealing with the complications of their past. For example, stories might focus on Vi trying to bring Jinx back from the dark side.
The world of Arcane itself is also a big factor. It's a visually stunning and complex world, and fanfic writers can expand on it. Jinx fits into this world in such a unique way that people love to read about her adventures, relationships, and how she might change the world around her in different scenarios. It's like a playground for creativity.
One common theme is friendship development. Since they come from different backgrounds in the Arcane universe, their journey to becoming friends or even closer is often explored.
A great fanfiction idea is one that delves into their relationship dynamics. For example, how they deal with their differences in social status. Caitlyn being from the upper class of Piltover and Vi from the undercity. It could show how they overcome these barriers and grow closer through shared experiences and mutual respect.
A common theme is also the exploration of their backstories. How Vi grew up in the undercity and Caitlyn in Piltover, and how these different backgrounds shape their characters and interactions. Some fanfics also focus on the power dynamics between them, considering their different skills and positions in society.
One popular Vi and Jinx fanfiction is 'Sisters Divided'. It delves deep into their complex relationship, exploring how they became enemies. Another great one is 'The Redemption of Jinx'. It shows a possible path for Jinx to find some form of redemption with Vi still in the picture. There's also 'Vi's Quest for Jinx' which focuses on Vi's journey to understand and maybe save her sister.
There's also 'Jinx and Vi: Reconciliation in Arcane Fanfic'. This one focuses on the relationship between Jinx and Vi. It shows how they might overcome their differences and find common ground again, with lots of emotional moments and great character development for both of them.
Fanfiction.net is also a good place. There are many writers who contribute to the Arcane fandom there. However, the quality may vary, so you might need to skim through a few stories to find the really good ones about Caitlyn and Vi.
You can try fanfiction platforms like Archive of Our Own (AO3). It has a large collection of fanfics, and you can search for Arcane Vi and Caitlyn stories specifically. Just use the search bar and type in relevant keywords.