Typically, gin x matsumoto fanfic often focuses on the contrast between their personalities. Gin's cool and somewhat mysterious nature against Matsumoto's more open and emotional side. This contrast creates a lot of interesting dynamics in the stories.
One great gin x rangiku fanfic is 'A Silent Bond'. It delves deep into their complex relationship. The story shows Gin's stoic nature and how Rangiku's presence affects him in subtle ways. The author does an excellent job of portraying their unspoken connection through various scenarios, like when they are on missions together and the little glances they share that speak volumes.
Another theme is loyalty. There are stories that show how, despite their differences, both Gin and Matsumoto have a sense of loyalty to their own beliefs or to each other in certain situations. For example, Matsumoto might be loyal to her idea of justice while Gin has his own form of loyalty to his motives, and how these clash or align in the fanfiction.
A frequent theme is the redemption arc. Maybe Kira is trying to redeem himself in Gin's eyes or vice versa. There's also the theme of power struggle. Since both characters can be quite powerful in their own ways, fanfics might explore how they handle the power dynamics between them. And sometimes, there's a theme of hidden feelings, where they have unspoken emotions for each other that slowly surface throughout the story.
One common theme is the exploration of their different personalities. Gin is often seen as more sly and unpredictable, while Toshiro is more serious and composed. Fanfictions may play with how these personalities clash or complement each other. Another theme could be loyalty, either in a friendship sense or as comrades in some sort of battle or struggle.
Redemption is also a theme sometimes. Sherry might be written as trying to redeem herself from her past in the organization, and Gin could be a part of that journey in some way. Also, there are fanfictions that focus on the 'what - if' scenarios, like what if they had different roles in the organization or if they had escaped together.
Yes, there are some. You can start by looking on fanfiction.net or Archive of Our Own. Just search for 'rukia x gin' in their search bars and you'll likely find a variety of stories.
One common theme is the exploration of an unlikely relationship. Since they are from different groups in the original story, seeing how they interact and form a bond is popular.
One common theme is friendship. Gin and Hotaru might start as friends and their bond grows deeper over time. Another could be adventure, with them facing challenges together.