Another option is to check out specialized fanfiction blogs. There are bloggers who are really into certain shows or characters and they often curate or write their own fanfiction. Search for blogs related to the series that Sonja Percy and Christopher Lasalle are from and see if they have any relevant fanfiction available.
You can try looking on fanfiction websites like Archive of Our Own (AO3) or FanFiction.net. These platforms usually have a wide variety of fan - created stories, including ones about Sonja Percy and Christopher Lasalle.
A common theme could be camaraderie. Given their work together, many fanfictions might show how they build a strong bond through shared experiences on the job.
There could also be the 'protective - partner' trope. For instance, either Sonja or Christopher might find themselves in a dangerous situation, and the other steps up to protect them. This trope plays on their loyalty and friendship, and in some cases, can be a precursor to a deeper relationship.
One place to start looking for Christopher Lasalle and Sonja Percy fanfiction is on fanfiction.net. There are often many stories created by fans that explore different relationships and scenarios between the two characters.
You can try some popular fanfiction websites like Archive of Our Own (AO3). It has a large collection of fanfictions from various fandoms, and there's a good chance you'll find some great lasalle and percy fanfiction there.
Another place to check is FanFiction.net. It has been around for a long time and has a lot of fanfiction. There might be some really interesting Percy and Lasalle stories there. However, the quality can vary, so you might need to sift through a bit to find the good ones. You can also try some NCIS - specific forums where fans might share their own written works or recommend good fanfictions.
You can start by looking on fanfiction.net. It has a large collection of Red Sonja fanfictions. Just search for 'Red Sonja' in the search bar and you'll get a list of available stories.
Social media groups related to the show that Chris Lasalle is from can also be a source. For example, if he's from a crime drama show, the show's official Facebook group or Reddit community might have members who write or share fanfiction. You can also try searching on Wattpad, although it has a wide variety of content, so you may need to be more specific in your search terms to find the relevant Reader and Chris Lasalle fanfiction.
Some social media groups related to superheroes or comics might also be a good place to look. Facebook groups or Reddit communities, for instance. Members might post links to or discuss their favorite Spiderman and Red Sonja fanfiction. However, the content on these platforms may not be as organized as on dedicated fanfiction sites.
I'm not sure specifically which 'Christopher Lasalle' you're referring to. There could be many people with that name. It could be a local hero in a certain community with his top stories being about his acts of kindness, like helping the poor or volunteering at local shelters. Or perhaps it's a character from a TV show or book, in which case the top stories would be related to the plotlines he's involved in.
Adventure is also a popular theme. Many fanfictions take Percy and Lasalle on exciting adventures, whether it's chasing down a criminal in a new and dangerous part of the city or going on a mission that takes them out of their comfort zone. These adventures not only test their skills but also strengthen their bond.