Well, it's quite possible. Fanfiction often explores different relationships and scenarios that didn't happen in the original series. Since Davis and Kari are both popular characters in Digimon, some fans may have written stories about them getting married. You could also check out Digimon - related forums where fans might discuss or share such fanfictions.
Another theme is family. They might be starting a family or dealing with their extended families in these stories. For example, how they introduce each other to their relatives and the reactions they get.
One possible plot could be them facing challenges as a married couple in the digital world. Maybe they have to deal with new Digimon threats together while also managing their relationship.
One popular Davis and Kari married fanfiction is 'Our New Beginning' which focuses on their life after marriage, dealing with challenges in a digital world they often face in the original series. It shows their growth as a couple.
One common theme is friendship. Davis and Kari's relationship is often explored in depth, showing how they support each other through different situations in the Digital World.
Well, a lot of davis x kari fanfictions have the theme of mutual support. In the face of danger in the Digital World, they rely on each other. This support then blossoms into deeper feelings. Also, self - discovery is a theme sometimes. As they interact more, they learn more about themselves and their feelings for each other. For example, Kari might discover a more confident side of herself because of Davis, and Davis might become more empathetic through his relationship with Kari.
One possible plot could be that Davis and Kari discover they are pregnant unexpectedly. They then have to deal with the reactions of their friends and family. Some might be supportive while others are shocked. They start to prepare for the baby, from choosing a name to setting up a nursery.
Yes, there are some great davis kari lemon fanfictions. You can start by looking on popular fanfiction websites like Archive of Our Own. Just search for the names 'davis' and 'kari lemon' and you'll likely find a variety of stories written by different authors.