Well, you can try searching on fanfiction websites like Archive of Our Own. There are often many fanfics about different pairings, and you might find some great 'vanessa x gregory' ones there. Just use the search function and look for tags related to them.
The relationship can start with suspicion. Gregory is a strange kid in the pizzeria and Vanessa is an employee. But as they face danger together, like running from the animatronics, they start to trust each other more. For example, Gregory might save Vanessa from a sudden attack by one of the animatronics, and that could be a turning point.
Well, 'Vanessa and Gregory's Adventure' is also a notable one. It's a long - form fanfiction that takes the two characters on an adventure through different areas of the FNAF universe that we haven't seen much in the official games. It shows the growth of their relationship as they encounter various challenges along the way.
Communication is key. They can start by sharing their fears and hopes. For instance, Gregory can talk about his loneliness before coming to this place, and Vanessa can share her own struggles with her job. This mutual understanding will bring them closer.
For a Gregory and Vanessa fanfic to be good, it needs to have a strong emotional core. Whether it's friendship, loyalty or something else, the emotions should be palpable. The setting also matters. If it's set in the same world as the original, it should add new elements to that world. For example, new locations or secrets. And the dialogue should be natural. It should flow and feel like something the characters would actually say. In addition, a good fanfic might explore the backstories of Gregory and Vanessa more deeply, adding more layers to their relationship.
One common theme is friendship. Since they are characters in the same universe, many fanfics explore how they become friends and support each other. For example, in some stories, Gregory might be in a difficult situation and Vanessa comes to his aid, and from there a strong friendship develops.
One great Gregory x Vanessa fanfiction could be one where they team up to solve a mystery in the game's setting. It might have them exploring hidden areas and relying on each other's unique skills.
One popular Evan x Gregory fanfic is 'The Unlikely Bond'. It beautifully explores their relationship development. Another good one could be 'Evan and Gregory's Adventure', which takes them on an exciting journey together.
One popular trope could be the 'unlikely friendship' where Gregory, perhaps a bit of an outsider, forms a bond with Vanessa. Another might be the 'protective' trope, like Vanessa protecting Gregory from the dangers in their shared world. And then there's the 'redemption' trope if one of them has some sort of a past they need to make up for.
Maybe Gregory is lost in the pizzeria and Vanessa, who initially has her own motives, gradually forms a bond with him. They could team up to face the haunted animatronics together, with their relationship evolving from distrust to a strong friendship or something more along the way. As they explore the dark corners of the place, they learn more about each other's pasts.
Some specific fandom - dedicated forums might also have Gregory x Vanessa fanfiction. These forums are often a great place to find more niche or unique stories that might not be as easily found on the larger fanfiction platforms. You can engage with other fans in these forums and ask for recommendations as well.