Love is a very common theme. Their romantic relationship is often explored in different ways, like how they first fall in love or how they keep their love alive through difficulties. Another common theme is friendship, as they also have a strong friendship base in addition to their romantic relationship.
One common theme is family. Sometimes in these fanfictions, their families play a role in their relationship, either supporting or creating obstacles. Also, the theme of self - discovery is quite frequent. As they grow in their relationship, they also discover more about themselves. For example, Shawn might learn something new about his courage because of Belle, and Belle might learn about her independence through her relationship with Shawn.
One common theme is love. Most fanfictions revolve around a romantic relationship between Shawn and the main character. Another theme is friendship. Some stories focus on how Shawn becomes friends with the protagonist before any romantic feelings develop.
Another theme is self - discovery. Shawn often had to figure out who he was and where he belonged, and fanfictions like to explore that further. They might show him in different situations that force him to re - evaluate himself.
Another theme could be Shawn's vulnerability. In these fanfictions, his usual confident and quirky self might be broken down when he's hurt. This can explore a different side of his character, showing how he copes or how others around him react to his changed state.
Friendship is a very common theme. These fanfictions often explore how Shawn and Charlie become friends and how their friendship grows over time. They might face difficulties together and their bond becomes stronger as a result.
The theme of adventure also pops up a lot. The oc and Shawn could embark on a trip together, either around the world or just in their local area. During this adventure, they learn more about each other and themselves. Additionally, the theme of dealing with fame is there. Since Shawn is famous, the oc has to navigate being around his celebrity status, and this can create interesting plotlines such as dealing with paparazzi or jealous fans in the fanfiction.
One common theme is domestic bliss. It often shows them enjoying simple pleasures at home like cooking together or just having a lazy Sunday. For example, in many fanfictions, they have a cozy morning routine.
Love is a very common theme. Usually, it's about a human falling in love with vampire Shawn. It shows how their relationship overcomes the differences between a mortal and an immortal.
One common theme is the exploration of her identity. Since she's a different gender version of an existing character, many stories focus on how she reconciles being Shawn Spencer but also being female in a world that might have different expectations. Another theme is her relationships, especially with male characters from the original series.
One common theme is friendship. Since they come from different worlds, their friendship is often explored in-depth. Another theme could be discovery. They are both discovering new things about each other's worlds. For example, Shawn learning about the Borrowers' world and Arrietty learning about the human world.
Romance is also a big theme. Many fanfictions explore the romantic potential between Shawn and the girl character. This can involve the typical love - hate relationship at first, which then turns into true love.