You can start by looking on fanfic websites such as Archive of Our Own or Fanfiction.net. Just type in 'lyon x juvia' in the search bar and you'll get a list of relevant fanfics. Another way is to join fan communities on social media platforms like Reddit or Tumblr. There, you can ask for recommendations from other fans who are into this pairing.
You can try fanfiction websites like FanFiction.net or Archive of Our Own. They have a vast collection of fanfics. Just search for 'lyon x juvia x gray' in their search bars and you might find some interesting stories.
One common theme is the exploration of love that defies expectations. Since Juvia was initially interested in Gray and Lyon has his own goals, their coming together in fanfics often shows a love that surprises both them and the readers. Another theme is the power of friendship. As they interact, they also form a bond of friendship which then morphs into something more romantic.
Another place to look is FanFiction.net. Many fans post their works there. However, the quality can vary. When you search for Lyon x Juvia fanfiction, make sure to read the summaries and reviews if available. This way, you can get an idea of whether it's the kind of story you'll enjoy.
One popular 'juvia x lyon fanfic' is 'Frozen Hearts, Thawing Love'. It delves into an alternate universe where Juvia and Lyon meet under different circumstances. Their relationship starts off rocky but gradually blossoms as they face various challenges together. Another great one is 'The Unlikely Bond' which focuses on how their magic intertwines in a unique way, leading to a deeper connection between them.
One great 'lyon x juvia fanfic' could be 'Lyon and Juvia's Unseen Bond'. It delves into their relationship in a really interesting way, exploring how their different personalities interact. Another might be 'A Lyon and Juvia Adventure' which takes them on a journey full of magic and self - discovery. There's also 'Lyon's Heart for Juvia' that focuses on Lyon's feelings for Juvia and how he overcomes obstacles to be with her.
Gray could be a great addition. Since Gray has a history with both Juvia and Lyon, his presence can add a lot of drama. For instance, his reaction to Juvia and Lyon getting closer could range from jealousy to acceptance, which would create different story arcs.
You could also follow some popular fanfiction authors who are known for writing about these characters. Check their profiles on fanfiction platforms, and they might have written other natsu x juvia lemon fanfictions or can recommend some from their fellow writers.
Their relationship could develop through shared experiences. For example, if they go on adventures together and rely on each other's magic abilities. They might start off as friends or comrades, and then slowly realize they have deeper feelings as they see the best and worst in each other during tough situations.
Their relationship could develop realistically through mutual respect. They are both strong mages with their own skills. If they start to respect each other's abilities first, it can lay the foundation for a deeper connection. For example, when they see each other in battle against a common enemy.
The theme of redemption can also be present. If a character has made mistakes in the past, like Lyon perhaps in his rivalry with Gray, the fanfic might explore his journey of redemption. Juvia could be the catalyst for this change as she has a big heart and might encourage him to be a better person. And Gray, on the other hand, could be dealing with his own demons, like his past with Ur, and through his interactions with Lyon and Juvia, he finds a way to move forward and heal.