One interesting plot could be Naruto getting a second chance at life and using his knowledge from his first life to prevent the Fourth Great Ninja War. He could focus on training his friends earlier and revealing Orochimaru's plans much sooner. This would change the entire course of the shinobi world and lead to new alliances and power dynamics.
The main antagonist could be a corrupted version of Naruto himself from an alternate timeline. This 'evil Naruto' has different ideals and is bent on ruling the ninja world with an iron fist. In Naruto's second life, he has to not only face this powerful version of himself but also figure out how to stop his own dark tendencies from emerging.
Naruto himself is often a popular character in these fanfics. Writers like to explore how his life might be different if someone with a second chance at life interacts with him.
In a fanfiction where Naruto is born during the Second Shinobi War, he could potentially be a major asset to the Leaf Village much earlier. Since he's the jinchuriki of the Nine - Tails, his power could be harnessed for the war effort. However, this also means he'd be in more danger from enemy villages who would want to either capture or kill him. His relationship with the villagers might be different too. Instead of being shunned for the Nine - Tails inside him, they might see him as a necessary evil for the village's survival.
It could be a rogue ninja from another village who has a vendetta against Naruto for his past actions in his first life. This ninja might see Naruto's second chance as an opportunity to finally get revenge.
One interesting 'Second Life Naruto fanfic' could be about a character who gets a second chance at life in the Naruto world and uses modern knowledge to change things. For example, they might introduce new fighting techniques inspired by our world.
In many fanfictions, the idea of Naruto and Rias being married is quite interesting. It often involves combining the elements from their respective universes. For example, Naruto's ninja skills and Rias' devil powers could create a unique dynamic in their relationship. Maybe they would face challenges together, like protecting their family from threats that come from both the ninja world and the devil realm.
Fanfiction often explores alternative storylines. In 'life and lies of naruto fanfiction', it might delve into the hidden aspects of Naruto's life, perhaps his unspoken secrets or false impressions he gives. It could also play with the relationships in the Naruto universe, showing how lies can impact the characters' lives.
Iruka could be an interesting character to include. He has always been important in Naruto's life and could provide a different perspective on the Second Hokage's story. Hinata could also be part of it. Her gentle nature could contrast with the more battle - oriented characters. And Rock Lee, with his dedication to hard work and the ninja way, could be inspired by the Second Hokage's own determination and contribute to the story in his own unique way.
In a 'naruto second coming fanfiction', it could also be centered around Naruto's legacy. His return might inspire a new generation of ninjas. He could become a mentor to young ninja who are facing similar challenges as he did when he was young. And his story could be a source of hope and motivation for them to strive for peace and strength in the ninja world.