One common theme is the exploration of their relationship in an alternate universe. Since Erza Knightwalker is from a different world in the Fairy Tail lore, fanfictions often play with how Natsu and her interact and fall in love in this new setting.
A prevalent theme is also the emotional journey of the characters. Natsu is known for his loyalty and determination, and Erza Knightwalker has her own set of emotions and motives. Fanfictions often delve into how they understand each other's emotions, deal with insecurities, and ultimately come to terms with their love for each other. It could involve Natsu helping Erza Knightwalker overcome her past traumas, or Erza Knightwalker being the one to support Natsu in his toughest battles, both on a physical and emotional level.
A theme that often shows up is the discovery of self - worth. For both Natsu and Knightwalker, their relationship can make them see themselves in a new light. For Knightwalker, it could be realizing she can be more than just an enemy. For Natsu, it might be understanding his own capacity for love in a different way. And of course, there's always the theme of magic and how their magical abilities interact in different situations within the fanfiction stories.
You can start by looking on popular fanfiction websites like FanFiction.net or Archive of Our Own (AO3). On these platforms, you can simply search for 'Natsu x Erza Knightwalker' in the search bar, and it should bring up relevant stories. Just make sure to check the ratings and summaries to find the ones that suit your taste.
One idea could be a story where Natsu and Erza Knightwalker are on a mission together in a strange land. They face numerous challenges that force them to rely on each other more and more, leading to a deepening of their relationship. Their different personalities, Natsu's impulsiveness and Erza Knightwalker's more stoic nature, could create some really engaging character dynamics.
Love and family are very common themes. It often shows how Natsu and Erza's love for each other translates into a strong family bond. Another theme could be growth, as they grow as individuals while also growing as a family unit.
Another theme is growth. Fanfictions may show how Natsu and Erza grow as individuals and as a pair. For example, they could face challenges that force them to become stronger both physically and emotionally, and their relationship evolves as they overcome these obstacles.
Some common themes include the power of love in the form of Erza's overprotection. It can be a driving force for Natsu to become stronger, not just physically but also emotionally. There could also be a theme of self - discovery for both of them. Erza might discover that she can't always shield Natsu from everything, and Natsu might find out more about his own limits and how to push past them with Erza's support.
One common theme is friendship - turned - love. At first, Natsu and Erza are friends in high school, sharing classes or participating in school activities together. As time passes, they realize their feelings for each other are more than just friendship. Another theme is growth. They both grow as individuals, learning from their experiences in high school, whether it's dealing with difficult teachers or making new friends. This growth also affects their relationship.
Their relationship can be developed through shared adventures. For example, they could team up to save a group of people from a powerful enemy. In the process, they would learn to trust each other more and more, and this trust could be the foundation of a deeper connection.
The potential for a unique relationship. Since they are from different versions of the same world in the Fairy Tail universe, there's a lot of room for creativity in a fanfiction. Writers can explore a romantic relationship, a platonic friendship, or even a rivalry that could turn into something more. The fact that they both have powers and abilities that can complement or clash with each other also adds to the allure of fanfictions about them.
One common theme is the journey of self - discovery. Natsu often realizes his love for Erza while on a journey or during a difficult task, which makes him understand his own emotions better.