One popular plot idea is the forbidden love aspect. The main character falls for their brother's best friend but they struggle with the idea of going against family loyalty and friendship boundaries. For example, they might try to hide their feelings at first but as time goes on, it becomes harder to conceal.
A third plot idea could be centered around a shared interest or goal. Maybe the main character and the brother's best friend are both into a particular hobby like music or art. They start to bond over this shared passion, which slowly turns into something more romantic. But they have to deal with the complication of the brother's relationship in the middle.
Well, it could be about how you, as the best friend of his brother, accidentally spill a drink on Harry at a party. At first, you're mortified, but Harry is really cool about it. Then, you start to hang out more because of this incident. You might go on road trips together with his brother, and during those trips, you learn a lot about Harry, like his love for certain books or his hidden insecurities.
A possible plot could be that the brother's best friend is a talented musician. He wants to enter a big music competition but is too shy to do it alone. So, he asks the brother and his family for support. The brother convinces his friend to go for it. They practice together every day. In the end, the friend performs amazingly in the competition and wins. This strengthens the friendship between the brother and his best friend and also brings a sense of pride to the whole family.
One popular one is 'The Summer I Turned Pretty'. In this novel, there's a complex relationship between the protagonist and her brother's best friend that unfolds during their summers together. It has elements of first love, growing up, and the complications that come with falling for someone so close to your family.
One idea could be exploring the backstories of the brothers more in - depth. For example, how they learned their skills like hunting and building. Another could be a modern - day retelling of the story, with the brothers and brides in a contemporary setting, dealing with modern problems like technology and social media.
One idea could be exploring the backstories of the characters more deeply. Maybe delving into their childhoods and how those experiences shaped them into the people they are in the story. Another could be creating an alternate universe where the main characters have different occupations or abilities.
A great plot could involve Harry Styles and his best friend being in a bit of an argument. To break the tension, one of them starts a tickle fight. As they tickle each other, they start laughing uncontrollably and forget about their disagreement. Or perhaps they are at a fan event together, and Harry's best friend gets shy. Harry tries to make them more comfortable by starting a friendly tickle, which then becomes a fun moment shared with the fans.
Another plot idea is to focus on their relationship development. For example, they start off distrusting each other due to their different natures, but through shared experiences like helping a local community, they grow closer and truly become brothers in a deeper sense.
Maybe they discover a hidden clan with a powerful jutsu. As brothers, they must decide whether to share this knowledge with the village or keep it secret to protect it from falling into the wrong hands. Naruto might be eager to share, while Shikamaru would be more cautious, leading to some interesting debates between them.
Well, a plot could be about a special event, like a family vacation in the fanfic. During this vacation, the main character has some unexpected and heart - warming interactions with the brothers. Maybe there's a competition among the brothers to win the main character's attention in a friendly and humorous way. It could also show how they all grow and learn more about each other during this time.
One idea could be a crossover where characters from 'Band of Brothers' find themselves in the world of 'Kuroinu' and have to adapt to the new and dangerous environment. They could use their military training to form a resistance against the dark forces in 'Kuroinu'.