In Owari no Seraph fanfic, Ferid and Mika often have a complex relationship. Ferid is a rather mysterious and powerful character. Mika, on the other hand, has his own goals and a strong will. Their interactions can range from being antagonistic to having an odd sort of understanding. Sometimes, Ferid might see Mika as an interesting pawn in his grand schemes, while Mika may view Ferid with suspicion and wariness due to Ferid's unpredictable nature.
One popular theme is the power dynamic between them. Ferid is a powerful vampire and Mika is a vampire - like being with his own set of abilities. Their clashes in terms of power can make for interesting stories. Another theme is the mystery aspect. Ferid has a lot of secrets, and Mika may be in a position to uncover some of them, which creates a sense of intrigue.
One possible analysis could be that it allows for a more personalized take on the 'Owari no Seraph' universe. OC (original character) fanfictions often bring in new storylines and character dynamics. It might explore relationships between the existing characters in the series and the newly created OC in unique ways, such as a romantic relationship or a friendship that changes the course of the story.
It's mainly about the story in the 'Owari no Seraph' universe presented in a visual novel format. It likely involves the complex relationships between the characters, the battle against vampires, and the struggle for survival in a post - apocalyptic world.
One possible fanfic could be about Mika and Krul forming an unexpected alliance. Maybe they have to work together to face a common enemy that threatens both of their existences. In this story, Mika might start to see Krul in a different light, not just as a vampire but as someone with her own motives and desires.
One of the main themes is survival. The characters are constantly fighting for their lives in a post - apocalyptic world filled with vampires. Another theme is friendship and loyalty, as the characters rely on each other to face the numerous challenges. Also, there is a theme of revenge, especially for the main character who has a strong desire to take revenge on the vampires for what they have done to humanity.