One common plotline is the OC being a new student in Forks and catching the attention of the Cullens or the werewolves. For example, the OC might have a special power that draws them into the supernatural world of Twilight.
One popular plotline is the OC joining Whitebeard's crew. They might start as an outsider but gradually earn the respect of the crew through their skills or unique personality. Another is a love story between the OC and Whitebeard, which can be a complex relationship considering Whitebeard's status.
One popular plotline is the OC being a new student in Sasuke's school or workplace. This sets up a situation where they gradually get to know each other. Another is that the OC has some special ability or knowledge that Sasuke needs, which brings them together. For example, the OC might be a hacker and can help Sasuke with some secret mission in the modern world.
One popular plotline is the OC being a new student or outsider who catches Hope's attention. This could lead to a series of adventures as they get to know each other. Another is the OC having a special power or ability that Hope needs for some mission or to solve a problem.
Well, a lot of Twilight fanfiction about mates focuses on the emotional journey. They might deal with past traumas that one or both mates have. For instance, if a werewolf mate has lost family members in battles against vampires, how that affects their relationship with their vampire mate. Also, there could be plotlines where the mates have to keep their relationship a secret from the rest of their respective groups, adding a lot of tension and drama to the story.
One popular plotline is the OC being a new student at Hogwarts and James Sirius Potter being immediately intrigued by their unique magical abilities or personality traits. Another could be a time - travel plot where the OC comes from a different era and has to navigate the modern wizarding world with James as their guide. There could also be a plot where they are on opposite sides of a Hogwarts house competition but end up falling for each other despite the rivalry.
One popular plotline could be Sasha being a new student at Hogwarts who catches Snape's eye in a Potions class. Maybe she has a natural talent for Potions that he can't help but notice. Another could be that Sasha is involved in some sort of mystery at the school, and Snape has to reluctantly work with her to solve it, all while their relationship develops in unexpected ways. A third plotline might be that Sasha is an outsider to the wizarding world but has a unique power, and Snape is tasked with training her, leading to a slow - burning romantic connection.
In Twilight Emmett x OC fanfiction, the 'power imbalance' trope can be seen. Emmett has all the powers and immortality of a vampire, while the OC is a frail human. This creates an interesting dynamic. There's also the 'cultural clash' trope. The vampire culture in Twilight is very different from human culture. The OC has to adapt to things like vampire traditions, hunting habits, and their view on human life. And don't forget the 'redemption' trope. Maybe Emmett has some past actions he needs to make up for through his relationship with the OC.
A common plotline could be Jacob teaching Renesmee about the wolf pack and their ways. Renesmee, being curious, wants to learn more about the world around her. Jacob takes on the role of teacher, sharing the traditions, values, and powers of the pack. This can lead to interesting adventures as Renesmee tries to understand and maybe even incorporate some of those elements into her own life.
It allows for new storylines. Since the original Twilight series has a set plot, 'twilight x oc fanfic' can take the story in different directions. For example, an OC could be a new type of supernatural being that changes the power balance in Forks. This gives readers fresh and exciting scenarios to explore.
A common plotline is the OC helping Blake with her internal struggles. Blake has a lot of emotional baggage from her time in the White Fang and her experiences with discrimination. The OC could be someone who has also faced hardships and can offer a different perspective. They might go on a journey together, not just physically but also mentally, as Blake tries to come to terms with her past and the OC helps her along the way. In some fanfictions, the OC might also introduce Blake to a new group or culture within the RWBY universe, which then leads to new adventures and story developments.