One common theme is the struggle with his werewolf identity. In many fanfictions, his love interest has to come to terms with his lycanthropy, and they face difficulties together because of it. For example, in some stories, they have to keep it a secret from others at Hogwarts.
One common theme is loyalty. Given their long - standing friendship, loyalty is a big part of their relationship in fanfiction. They are always there for each other through thick and thin, whether it's dealing with the wizarding world's threats or personal demons.
One common theme is isolation. Remus often feels alone because of his werewolf condition, and fanfictions explore how this isolation hurts him deeply, cutting him off from normal social interactions.
One common theme is friendship. The OC often becomes a very close friend to Remus, sharing in his joys and sorrows. For example, they might be there for him during his difficult full - moon times.
One common theme is acceptance. Since Remus is a werewolf, often the female character has to accept him for who he is, and vice versa. For example, in many stories, the female character helps Remus come to terms with his lycanthropy and they find strength in each other's acceptance.
One common theme is the clash of different worlds. For example, when Lupin enters a non - magical world, like in a crossover with a detective story world. There's also the theme of friendship. Lupin often forms new friendships with characters from other universes. For instance, in a crossover with a superhero world, he becomes friends with the heroes.
Often, the theme of growing up and finding love is present. Teddy is a character who has a lot of growth potential in the fanfic world. His experiences at Hogwarts or in the wizarding world after Hogwarts could lead him to different kinds of love - romantic, platonic, or love for his community. For example, he might fall in love with a classmate who helps him come to terms with his identity, or he could develop a deep love for the wizarding world that shapes his romantic relationships.
There is also the theme of growing up. Fanfictions show how they change and develop from their school days to becoming more responsible individuals. Additionally, the theme of sacrifice sometimes appears, as they were willing to do a lot for each other and their friends.
A major theme is the power of love in the face of danger. Given Remus's dangerous condition as a werewolf, the OC's love is what keeps him grounded. Another theme is the exploration of the wizarding world from a new perspective. The OC, being an original character, may see things differently than the regular characters. And lastly, the theme of redemption. Remus often feels like he needs redemption because of his werewolf side, and the OC helps him in that journey.
Many 'Harry Potter Remus Lupin fanfiction' deal with his sense of isolation. Despite having friends, he often feels alone because of his condition. Writers explore how he overcomes this feeling or succumbs to it. His relationship with the wizarding community at large, whether they accept or reject him due to his lycanthropy, is also a common theme.
One common theme is acceptance. Remus has his lycanthropy, and often in these fanfictions, the OC has to accept this part of him. For example, in many stories, the OC may initially be scared but then comes to understand and embrace Remus for who he is.