For Levi, as a singer, his personality could be shown as meticulous and perfectionist in his music. He might be initially cold towards Eren but gradually open up as he sees Eren's genuine love for his music. Eren, being a fan, could start off as star - struck but then show his own strong - willed and passionate side as he gets closer to Levi.
To develop their relationship realistically, let them communicate. Have them have conversations about their pasts, their goals. Eren might talk about his family and his drive to avenge them, and Levi could share some of his own traumas from his past. This would create a deeper understanding between them. Also, small acts of kindness like Levi patching up Eren's wounds after a fight or Eren getting Levi his favorite tea could strengthen their bond.
Eren as a rabbit could symbolize his vulnerability at times. Rabbits are easily frightened but also have a certain tenacity to survive. Levi as an owl would be fitting. Owls are wise and have a very observant nature, much like Levi who is always aware of his surroundings and can quickly assess a situation. In the fanfic, the rabbit (Eren) might initially be afraid of the owl (Levi) but over time come to rely on the owl's wisdom.
One plot idea could be that Levi is a famous singer and Eren is a huge fan. Eren somehow gets backstage access and they strike up an unlikely friendship that turns into more over time.
It's hard to say. 'Levi x Eren' fanfics are quite common in certain fandoms, but the 'Levi is a criminal' aspect makes it a more specific and perhaps niche sub - genre. If there are a lot of fans who like to see dark or morally ambiguous takes on the characters, it could potentially be popular within that subset of the fandom. However, it also might not be mainstream popular as it goes against the more typical heroic portrayals of the characters.
One idea could be a story where Levi and Eren are on a dangerous mission together. They start off not getting along well due to their different personalities. Levi is strict and methodical while Eren is impulsive. But as the mission progresses, they gradually learn to understand and rely on each other. For example, Eren might save Levi from a Titan in a moment of quick thinking, and Levi in turn teaches Eren some crucial combat skills.
Well, Naruto is known for his never - give - up attitude. In the fanfic, when facing difficulties with the foxgirl, such as when they are misunderstood by the village or when they encounter a powerful foe together, his positive attitude can inspire the foxgirl. The foxgirl could initially be a bit of a loner, but through Naruto's friendship, she can learn to open up, trust others, and develop a more extroverted side, which can be shown through her interactions with other characters in the Naruto universe.
For Poison Ivy, her personality can be developed by exploring her love for plants further. In a fanfic, she could be shown as having a deeper connection to the plant world, like being able to communicate with plants on a more profound level. This could influence her interactions with Batgirl. For instance, she might try to make Batgirl understand this connection.
There's also 'Eren's New Perspective'. In this fanfic, female Eren brings a fresh view to her relationship with Levi. It delves into how their different personalities clash and mesh. The story often has them facing challenges together and growing closer through shared experiences.
Maybe Levi is a criminal in the sense that he's part of an underground rebellion against an unjust regime. Eren, who is initially on the side of the establishment, meets Levi and gradually comes to understand his motives. Their relationship could develop as Eren has to decide whether to side with Levi or stay loyal to the regime, all while a romantic connection forms between them.
A good 'female eren x levi fanfic' often has well - developed characters. The author should stay true to the core personalities of Eren and Levi while also adding new dimensions due to Eren being female. For example, female Eren might have different emotional responses or ways of interacting.