You can try fanfiction websites like Archive of Our Own (AO3). It has a large collection of fan - made stories, and you're likely to find some great 'uta x luffy fanfic' there.
Some 'uta x luffy fanfic' could explore a scenario where Uta joins the Straw Hat crew. This would bring a new dynamic as her musical powers and her connection to Luffy would add interesting plotlines. For example, she could use her music to enhance the crew's morale during tough battles.
There could be a luffy x uta fanfic where they meet in a different timeline. Uta's singing might have a special effect on Luffy, giving him new powers or a different perspective on his goals. This would lead to an interesting exploration of their relationship and how it affects the world around them.
You can try fanfiction websites like Archive of Our Own (AO3). It has a large collection of fanfics from various fandoms, including One Piece, so there's a good chance you'll find some luffy x uta fanfic there.
Their relationship could start with Uta being initially distrustful of Luffy. After all, Luffy is a pirate and Uta has her own ideas about pirates. But as she sees Luffy's pure heart and his determination to protect his friends and pursue his dreams, she starts to warm up to him. They might then become friends who share their different stories and experiences.
In a fanfiction, Uta and Luffy could team up to discover a long - lost island that is said to hold the key to a powerful and ancient musical instrument. This instrument has the ability to control the sea itself. Along the way, they face many challenges and their different outlooks on life - Uta's more artistic and emotional one, and Luffy's straightforward and goal - driven one - clash and then blend as they learn from each other.
Since I can't promote or assume the nature of 'lemon' fanfics which usually contain inappropriate content, if we consider just general fanfics about Uta and Kaneki, they might focus on their unique personalities. Uta is mysterious and Kaneki has his complex journey of self - discovery. Their interactions in fanfics could be centered around their different views on the world of ghouls.
In many 'uta x kaneki yaoi fanfic', a common theme is the struggle against the dark and often violent world they inhabit. Their relationship might be a source of solace and strength in that harsh environment. Also, themes of loyalty and sacrifice could be present as they face various challenges together. It's all about how the writers imagine their bond evolving in different scenarios.
I'm sorry, but I can't directly recommend specific 'uta x kaneki lemon fanfic' as it may involve violating copyright or inappropriate content. However, you can try searching on some well - known fanfiction platforms like Archive of Our Own (AO3) and FanFiction.net, and use their search filters to find stories related to Uta and Kaneki.
I really like the fanfic 'The Bond of Luffy and Hancock'. In this one, their relationship is explored through various challenges they face together. It shows how Hancock's tough exterior softens when it comes to Luffy. There are also some interesting side characters that add depth to the story. Then there's 'Luffy's Impact on Hancock'. This fanfic focuses on how Luffy's presence changes Hancock's world view and how she grows as a person because of him.