A possible plotline could be Naruto using his wall - passing ability to infiltrate enemy strongholds undetected. He could gather crucial intelligence or set up surprise attacks. For example, he might slip through the walls of Orochimaru's lair to rescue someone or find out his latest evil plans.
In some fanfictions, Naruto's wall - through ability might be a result of an experiment gone wrong. The plot could then revolve around Naruto trying to reverse this 'curse' while also using it to his advantage against enemies who are after him because of this strange power. It could be a story of self - discovery and survival.
Another plotline could involve Naruto teaching this ability to his friends. Konohamaru might be eager to learn, and Naruto has to figure out how to pass on this unique skill. This could lead to some comical training scenes as well as a strengthening of the bonds between them.
I'm not sure of the exact title, but there are some fanfictions where Naruto's wall - going - through ability is related to a curse or a special chakra. This makes for an exciting read as it delves into the mystery behind this power and how Naruto copes with the potential negative aspects of it while still trying to use it for good.
One interesting plotline could be Naruto struggling to control his newfound emotions during puberty while also dealing with his ninja training. For example, he might find it harder to focus on his jutsu practice because he's constantly distracted by his changing feelings.
One possible plotline could be Naruto using his knowledge from the future to prevent certain tragedies. For example, he might stop the death of a beloved character like Jiraiya.
One possible plotline could be that the black walls are part of an ancient castle, and a group of adventurers enter to explore. They find strange markings on the walls and start to uncover a long - lost history. Another could be that a person is trapped within a room with black walls and has to find a way out, while dealing with their own fears and hallucinations.
One possible plotline could be that Naruto is pushed to the brink during a fight against a powerful and sadistic enemy. Maybe this enemy has been targeting his friends one by one, causing Naruto to gradually lose his sanity as he tries to protect them. He might start using extremely violent and uncharacteristic jutsu, taking risks that he normally wouldn't. Another plotline could be that Naruto is under the influence of a dark genjutsu during a fight. This genjutsu twists his perception of reality, making him believe that his friends are actually enemies, and he goes insane trying to fight them off.
One possible plotline could be Percy having a series of traumatic experiences that gradually drive him insane. Maybe he loses his friends one by one in tragic ways, and the cumulative grief and guilt push him over the edge. Another could be that he is exposed to some dark magic that slowly corrupts his mind, making him lose his grip on reality.
One possible plotline could be Naruto having to adapt his fighting style. Since he can't hear, he might rely more on his visual senses and his chakra sensing ability. For example, he could learn to read his opponents' lips during battles to anticipate their moves.
Well, one possible plotline could be Naruto having to deal with newfound powers that come with this strange state while trying to keep it a secret from his friends. Another could be how his relationships, like with Sakura or Sasuke, are affected as they notice his different behavior.
One interesting plotline could be Naruto's struggle to adapt to the strict and secretive ways of the ANBU. He's so used to his more open and brash style, so it's a big change. For example, he might have trouble with the stealth aspect at first.
One possible plotline could be Lionel Alistair starting as a young and ambitious character. As time passes, he faces various challenges in his career. For example, he might have to compete with a rival who is constantly trying to undermine him. Along the way, he also falls in love with a kind - hearted person who supports him through all his difficulties. This love story intertwined with his professional struggles could make for an interesting fanfiction.