There could be. You might start by searching on platforms that host a lot of fan - created works. Some writers are really creative in exploring different relationships between characters. Just keep in mind that not all of these stories will be of the same quality. It's a matter of sifting through to find the ones that appeal to you. Rock Lee and Gaara have very distinct personalities, which can make for some interesting storylines in yaoi fanfiction.
Friendship is a common theme. They start as opponents but gradually become friends. For example, in many fanfics, they learn from each other's strengths.
Overcoming past traumas is also a theme. Gaara has his past with being a Jinchuriki and Rock Lee has his insecurities about not being able to use ninjutsu. In fanfiction, they often help each other heal and grow from these past issues. And of course, the theme of loyalty. They show loyalty to each other in different situations which deepens their connection.
One common theme is the overcoming of differences. Since they come from different villages and have different fighting styles, stories might focus on how they bridge that gap. Another could be mutual understanding. They both have had their own struggles, and fanfiction may explore how they come to understand and support each other on a deeper level.
One popular type of Rock Lee x Gaara fanfiction might be adventure - based stories. For example, they could go on a mission together in a world where their villages have to collaborate against a new common enemy. In these stories, Lee's energetic and determined nature could contrast with Gaara's more reserved and powerful presence, creating interesting dynamics as they learn to work together and perhaps develop deeper feelings for each other along the way.
People like to write Rock Lee x Gaara fanfiction because of the contrast between their characters. Lee is all about hard work and determination, while Gaara has a complex and often brooding personality. This contrast creates a fertile ground for interesting storylines, where they can learn from each other and grow together in a relationship.
One popular 'gaara x rock lee fanfiction' is 'The Bond Beyond the Sand and Leaf'. It explores their unique relationship, showing how their different upbringings and personalities draw them together. The story has great character development and some really touching moments.
One popular 'rock lee x gaara fanfic' might be 'The Bond Beyond Battle'. It focuses on how their relationship evolves from being rivals to friends and perhaps something more. It has great character development.
Rock Lee has a sad story of constantly facing challenges due to his inability to use ninjutsu at first. He was often looked down upon by his peers. But he didn't give up. He trained extremely hard, pushing his body to the limits with his taijutsu. For example, his weights that he always carried around were a symbol of his self - imposed hardship. All he wanted was to prove himself as a great ninja in his own way.
I don't really know if the 'rock lee ghost story' is popular. It could be popular within a niche community of fans who are really into Rock Lee and also interested in ghost stories. But if it's not widely known outside of that small group, then it's not very popular in general.