I'm not sure specifically about a Lamia Coil Girl RWBY fanfic. You could try searching on fanfic websites like Archive of Our Own. They usually have a wide range of RWBY fanfics and you might be able to find one related to this specific concept there.
Well, it could be about a girl who has some connection to Lamia Coil, perhaps she's a fan of the band in the RWBY universe. And the plot might revolve around how her love for the band influences her actions in the RWBY world, like maybe she uses their music to boost her morale during battles or it gives her some kind of unique inspiration.
One interesting Lamia Coil girl fanfic could be the one that focuses on the character's journey through the music world. It might explore how she overcomes challenges in the industry.
Begin with creating a strong character profile for the Lamia Coil girl. Decide on her personality traits, her dreams, and her fears. Then, come up with a plot that revolves around her. You could start with a simple situation like her preparing for a concert and then build on it. Maybe there are some unexpected events that happen during the preparation, like a missing instrument or a conflict with a bandmate. Use vivid descriptions to bring the story to life, and don't forget to make the dialogue sound natural.
A 'Lamia Coils RWBY Fanfic' might revolve around a plot where the Lamia Coils are used as a plot device within the RWBY universe. For example, they could be some sort of new technology or weapon that the characters in RWBY discover. Or perhaps they are related to a new type of Grimm or a secret organization in the RWBY world. It all depends on the creativity of the author.
A Titanoboa Coil Girl Fanfic could potentially be about a girl who has some sort of connection or encounter with a Titanoboa, perhaps in a fictional or fantastical setting. It might involve her adventures, her relationship with this prehistoric - like creature, or it could be set in a world where Titanoboas exist in a different context than our real - world understanding.
In soft vore fanfic, a snake coil girl could refer to a female character who has the ability to coil like a snake. It might be part of a fantastical or fictional concept where the snake - like behavior is incorporated into the story. For example, she could use her coiling ability for various purposes such as protection or movement in a unique way within the world of the fanfic.
You might try looking on popular fanfic websites such as Archive of Our Own (AO3). It has a large collection of RWBY fanfics, and there's a good chance you could find the 'Lamia Coils RWBY Fanfic' there.
Typically, it might involve a unique relationship dynamic between the lamia and the girl. Soft vore implies a non - violent or more gentle form of the vore concept, so it could show a more tender or unusual connection in the story.
One idea could be a Lamia Girl who lives in a hidden forest and befriends a lost human adventurer. They help each other understand their different worlds.