It could be a rogue ninja who also has a devil fruit power and wants to steal Naruto's Mera Mera no Mi ability. Maybe he has a water - based devil fruit power and sees Naruto's fire - based power as a threat to his own plans for domination.
Perhaps in the fanfiction, the Mera Mera no Mi's power is modified when Naruto has it. Since Naruto has a large amount of chakra, the fire produced by the fruit could be enhanced in a way that it can even burn through powerful ninjutsu defenses. For example, when facing Sasuke's Amaterasu, Naruto's Mera Mera no Mi - enhanced fire could counter it in a unique way.
I really like the fanfic 'Aquaman and Mera: United Front'. It's a story that focuses on their teamwork. They go on various adventures and battle against different threats to Atlantis. The author does a great job of portraying their individual strengths and how they complement each other. There's also a fanfic called 'Mera's Vision'. It shows Mera having a premonition about a great danger to Atlantis and she convinces Aquaman to take action. It's full of suspense and their relationship is a central part of the story.
Since I don't know this 'mera long gawacha novel', it might be a local or self - published novel. Maybe it's about a personal story, a fictional adventure, or some cultural elements specific to the region where it comes from.
A good 'Aquaman Mera fanfic' should have well - developed characters. It needs to capture the essence of Aquaman's leadership and his connection to the sea, and Mera's unique abilities and her strong will. For example, if the fanfic shows Mera using her hydrokinesis in creative ways to solve problems, it adds depth. Also, a strong plot is essential. Whether it's about saving Atlantis from a new threat or exploring their relationship in a new setting, like on the surface world.
One common theme is the clash of two different worlds. Batman is from the dark and gritty Gotham, while Mera is from the underwater kingdom. Their different backgrounds often lead to interesting conflicts and cultural clashes in fanfictions.
Adventure is a big theme as well. Given Goku's love for fighting and exploring, and Mera's own adventurous spirit in some interpretations, they embark on all sorts of quests in fanfics. They could be searching for a lost artifact or trying to stop an evil force from taking over a particular realm.
I'm not entirely sure as I haven't specifically studied the 'yeh dil mera ending' in great detail. It could potentially be about the final resolution of a love story, perhaps with the main characters finally getting together or going their separate ways depending on the plot of the related work.
I'm sorry, but I'm not familiar with the specific 'mera khuda janay full story'. It could be a very specific story from a particular culture, region or personal account that I haven't come across yet.