There is a fanfiction called 'Natsu, Gray and Lucy's Unusual Day' which is quite interesting. In this story, they find themselves in a strange magical situation that they have to figure out together. It's full of mystery and the characters' personalities shine through. It shows how their different abilities and personalities complement each other.
Well, 'The Team's Unity' is also a good one. It's all about how Lucy, Natsu, and Gray work as a team. It delves into their backstories a bit and how they've come to rely on one another. It keeps the story clean and focuses on the positive aspects of their relationships.
The 'lemon' aspect, which often implies some level of romantic or spicy content, adds an extra layer of intrigue. Fans enjoy seeing different interpretations of the relationships between these characters, whether it's a Gray - Lucy pairing, a Natsu - Lucy pairing, or some complex love triangle situation. It allows for a lot of creativity in the fanfiction writing, as authors can play with the characters' emotions and interactions in ways that the original series might not have fully explored.
You can try fanfiction websites like FanFiction.net or Archive of Our Own. On these platforms, you can search for 'Gray Lucy and Natsu' in the relevant search bars. There are often filters available to sort by popularity, rating, etc. to help you find the ones that might interest you.
One possible story could be an adventure where Gray, Lucy and Natsu team up against a powerful dark wizard. Gray could use his ice - making magic, Lucy her celestial spirits, and Natsu his fire - dragon slayer magic to overcome various obstacles and defeat the enemy.
Adventure is also a big theme. They usually go on some sort of journey or mission. This could be a quest to find a lost magical item or to defeat a powerful enemy. It gives the story a lot of action and excitement.
One great Natsu, Erza and Lucy fanfiction is 'The Grand Adventure'. It has an exciting plot where they go on a quest together. The character interactions are really well - written, especially the banter between Natsu and Lucy.
In a fanfiction scenario, they could be at the lemon - scented hot spring alone, and Natsu discovers that the hot spring has some sort of magical property that makes him more in touch with his emotions. He then starts to confess to Lucy how much he values her as a teammate and friend, but in a more heartfelt way than usual. Lucy is touched and they have a really sweet moment together.