A common plotline is the dog helping Naruto with his training. Since dogs have great senses, it could assist Naruto in tracking or sensing danger during his training exercises.
A typical plotline in 'angry naruto fanfiction' is Naruto's anger due to the village's past actions against him. For instance, the way he was ostracized as a child. His anger then causes him to either distance himself from the village or try to make it a better place by changing its ways. Sometimes, his anger is also sparked by threats from outside forces to the village, but the village elders don't believe in him to handle it, which makes him really angry and he takes matters into his own hands.
Another plotline could be in the context of their relationship. Naruto might be more assertive in expressing his feelings and taking the relationship forward. He could be the one to initiate important conversations or actions, like asking Hinata on a special date or making a big decision about their future together. This shows his dominance in the relationship aspect.
One common plotline is them growing up together in a different way than in the original story. Maybe they are raised by different people but still find each other and recognize their brotherly connection.
A lot of Naruto Dual Sword Fanfiction also has a plotline where the swords are a key factor in a major battle. Maybe they are the only weapons that can defeat a powerful enemy. Or they are used to unlock a hidden power within the character, which then turns the tide of the battle. The story may also revolve around the character's journey to find the perfect dual swords, facing various challenges and obstacles along the way.
In some Naruto immortal modern fanfictions, the plot focuses on Naruto's role in bridging the gap between the ninja world and the modern world. His immortality gives him a unique perspective as he has seen the ninja world evolve over time. He might work to create a more harmonious co - existence between the two worlds. For example, he could introduce ninja techniques to solve modern problems like environmental issues or security threats, all while dealing with the challenges that come with his immortality.
Often, there's a plotline where Naruto and Obito are on opposite sides of a conflict within the fanfiction. Naruto is fighting for the good of the village and Obito is working against it. Naruto's hatred for Obito grows as Obito continues to cause chaos. There might also be a plotline where Naruto discovers some new, even more terrible deeds that Obito has committed, fueling his hatred further.
One common plotline is the recovery of a major character. For instance, Naruto might be seriously injured in a battle and his friends gather at the hospital, waiting anxiously for his recovery. Another is the introduction of new medical techniques or characters who are medical experts.
One common plotline is Naruto leaving the Leaf village in anger. He might then team up with former enemies who also have grudges against the Leaf. For instance, he could form an alliance with Orochimaru's followers who also have issues with the Leaf's power structure.
Some fanfictions explore the idea of Naruto being betrayed by a new character introduced into the story. This new character could be secretly working for an enemy and manages to turn Naruto's closest allies against him by using their insecurities. This creates a complex web of relationships where Naruto has to fight not only the external threats but also the internal ones within his group.
In many of these fanfictions, a common plotline is them exploring new jutsu together. Since they are both powerful shinobi, as a married couple, they combine their knowledge and power to create new techniques. Additionally, some plotlines involve them facing external threats to their relationship, like a villain trying to break them apart because of their combined strength.