Man, okay, the Lincoln/Lynchpin stuff is honestly one of the most fascinating corners of the 'Loud House' fandom for me. Everyone always talks about the romance ships, but the fics that really dig into his friendship with Ronnie Anne have this unique texture. They're not just repeating the show's gags—though there's plenty of that too.
What I see a lot is fics that test their loyalty under pressure. Like, Lincoln's family gets into a huge fight and he needs an escape, but Ronnie Anne's family has their own chaotic energy. So you get stories where they're both the calm in each other's storm, but in totally different ways. Lincoln might plan a meticulous, quiet day to distract her, while Ronnie Anne's solution is to drag him into some impulsive, physical activity to burn off the stress. It's that planner vs. doer dynamic pushed to an extreme.
A lot of writers also use the city vs. suburb setting to explore how they see the world. Lincoln visiting the city isn't just a field trip; it's him navigating Ronnie Anne's turf, her rules, her faster pace. And when she comes to Royal Woods, she has to adjust to the different kind of chaos of eleven siblings. Those stories often highlight how adaptable their friendship is, which feels very true to the show's spirit. They fight, they mess up, but the core understanding is solid. My favorite detail in these fics is when they invent their own dumb handshake or code word that none of their siblings get—it feels very authentically middle-school friendship.