Maybe it's a strict teacher or mentor in their world. If they are breaking some rules, like skipping important training or lessons, the teacher or mentor could catch them. This would then lead to some form of punishment or a lecture about responsibility in the 'nico and will get caught fanfiction'.
Whether Will comforts Nico in fanfic can be quite unpredictable. It all comes down to the creativity and direction of the writer. Some fanfics might focus on building that kind of emotional connection, while others might take a different path.
Well, it's hard to say for sure. The story could go either way. Maybe Will has the motivation and ability to protect Nico, or there could be circumstances preventing it.
The camp leaders might betray them. If there is a power struggle within the camp, and Percy and Nico are seen as threats to the current leadership's power, the leaders could set them up. They could make it look like Percy and Nico are breaking camp rules or endangering the other campers, which would lead to the rest of the camp turning against them.
Well, in Nico and Will kiss fanfiction, often the writers focus on the build - up to the kiss. They might describe the characters' feelings leading up to that moment, like Nico's initial hesitations or Will's determination. It's also a great way to bring in elements of their personalities and how they interact with the world around them in the context of this romantic moment.
Yes, they might. In many fanfictions, the authors like to explore different relationships and bring characters together in unique ways. There could be a slow - burn build - up of their relationship, starting from friendship and evolving into something more romantic as the story progresses.