Fanfiction.net is also a good place to look. There are many talented writers who post their 'nico di angelo x will solace' stories there. However, the search function might be a bit trickier compared to AO3. You may need to play around with different search terms like the characters' names and the ship name to find what you're looking for.
Archive of Our Own (AO3) is a great place to start. It has a vast collection of fanfics, including many about Nico di Angelo and Will Solace. You can easily search for them using the tags related to the characters.
One great 'nico di angelo x will solace fanfic' is 'The Sun and the Stars'. It beautifully explores their relationship with well - written dialogues and character development. The story takes them on an adventure where they have to rely on each other, which really deepens their bond.
Fanfiction.net could also be a place to search. However, the quality and content can vary widely. Some authors might post their stories about these two characters there. But be aware that the tagging system might not be as detailed as on AO3, so you might have to do a bit more digging.
You can find 'nico di angelo and will solace love fanfiction' on Archive of Our Own (AO3). It has a large collection of fanfics in this category. Just type in their names in the search bar and you'll get a bunch of results.
I really like 'Under the Shade of the Pines'. It has a very unique take on Nico and Will's relationship. The story is set in a rather peaceful yet mysterious forest setting which adds to the overall charm. The way the two characters interact and support each other in this fic is really heartwarming.
If you're part of any Percy Jackson or related fandom groups on Facebook or Reddit, you can ask for recommendations there. The fans in those groups are usually really helpful and can point you to some hidden gems. Some independent fanfiction websites might also have good stories, but they might not be as well - known as AO3 or Fanfiction.net. So it's a bit of a treasure hunt.
In Nico di Angelo x Will Solace fanfiction, a frequent theme is the struggle against prejudice. Because Nico has a connection to the Underworld, some in the camp are wary of him, and Will often stands by his side, fighting that prejudice. Another common theme is the exploration of the supernatural side of their relationship. Given their demigod status, their relationship might have an impact on the magical or mythological aspects of their world. And the theme of trust is also very important. They need to build trust in each other, and many fanfictions revolve around how they overcome obstacles to trust one another.
One great fanfiction is 'Under the Stars'. It beautifully explores the relationship between Will and Nico. The author does an amazing job of showing their individual personalities while also developing their connection. Another one to check out is 'Healing Hearts'. It delves deep into how Will's healing powers not only affect Nico physically but also emotionally, and it's full of touching moments.
You can try some popular fanfic websites like Archive of Our Own (AO3). It has a large collection of various fanfics, and you're likely to find quite a few 'nico di angelo lemon fanfic' there. Another option could be Fanfiction.net, though the content there might be a bit more spread out.
One popular Nico di Angelo x Will Solace fanfiction is 'The Sun and the Stars'. It beautifully explores their relationship, delving into their personalities and how they complement each other. Another great one might be 'Healing Hearts' which focuses on Will helping Nico deal with his past traumas. There are also many works on fanfiction.net and Archive of Our Own that are worth checking out.