He had a hard time reading because he couldn't see clearly without his glasses. Maybe he had to go get them fixed or find another way to access the books he wanted to read.
Some Naruto glasses fanfics have a plot where the glasses are a gift from an unknown source. Naruto has to figure out who gave them to him and why. Along the way, he discovers that the glasses are linked to a long - forgotten ninja technique that could change the balance of power in the ninja world.
There might be a fanfiction where the glasses are a symbol of a secret clan. A character in 'Naruto' unknowingly inherits these glasses and then has to figure out the secrets of their clan. The glasses could hold the key to unlocking special jutsus or knowledge that was lost over time. This would involve a lot of mystery and exploration within the 'Naruto' world.
One interesting 'Naruto' fanfiction with glasses could be one where a character who doesn't usually wear glasses in the original series suddenly has to. For example, Naruto might find a pair of magical glasses that give him the ability to see chakra in a new way. It could add a whole new layer to his adventures and battles.
Naruto could use his Uzumaki bloodline's chakra reserves. He might overwhelm Might Guy with a large number of shadow clones, confusing him and creating an opening to save Tenten.
One interesting Naruto glasses fanfic could be where Naruto has to wear glasses for a mission that requires him to disguise as a studious ninja. In this fanfic, his glasses become a symbol of his new identity and he has to adapt to the different reactions from his friends. They might tease him at first, but then come to see that he's still the same Naruto, just with a new look.
One possible storyline could be that Naruto wears glasses as a disguise while on a secret mission. He might be infiltrating an enemy organization where his usual look is well - known, so the glasses help him blend in. Maybe he also uses them to give off a more studious or intellectual appearance to gain the trust of certain targets.
In a fanfiction, Naruto might get cursed by an enemy and as a side - effect, his vision gets blurry. Tsunade then sends him to the best medical - nin in the village who diagnoses him with the need for glasses. Naruto could then struggle with how the glasses affect his ninja - image. But as he starts training with them, he discovers new ways to use his jutsus more effectively. For example, he might use the reflection on his glasses to blind an opponent momentarily.
One possible storyline could be that Naruto has been having trouble seeing during his missions. Maybe he starts missing his targets or misjudging distances. His friends notice this and convince him to see an eye doctor. He gets glasses and at first is self - conscious about how he looks. But then he realizes that with his glasses, he can perform even better in battle and training, and it becomes a part of his new look.
Perhaps the fanfiction could center around Sarada getting a new pair of lemon - colored glasses as a gift. And then, when she enters a warm building after being outside in the cold, the glasses fog up. This event could lead to her meeting someone new or having an unexpected encounter with an existing character in the Naruto universe.