He could be squinting because he's trying to read Shacklebolt's expression carefully. Harry has been through a lot and has learned to be cautious. Maybe he's looking for any sign of deception or unease in Shacklebolt's face.
One possible plot idea could be that Harry Potter's squinting at Shacklebolt is a sign of his suspicion. Maybe he has noticed some strange behavior from Shacklebolt that makes him think there is more going on. For example, Shacklebolt could be involved in a secret mission that Harry initially misinterprets as something more sinister.
In a lot of Harry Potter fanfiction, Kingsley Shacklebolt is a symbol of stability. After the chaos caused by Voldemort, he is seen as one of the pillars that holds the wizarding world together. He may work with other characters like Harry Potter to reform the Ministry, making it more just and inclusive. His character is often used to show the importance of leadership and integrity in the post - war wizarding community.
In many fanfictions, Harry Potter squinting at Voldemort could be a sign of intense focus. It might be that Harry is trying to read Voldemort's next move, or perhaps he's looking for some sign of weakness. For example, in some stories, Harry's squinting could be related to his newfound magical abilities that he's using to analyze Voldemort's magic signature.
There's also 'Kingsley and the Mystery at Hogwarts'. This fanfic has Kingsley investigating some strange happenings at Hogwarts. It's a great read as it combines the mystery element with Kingsley's no - nonsense attitude. He uses his Auror skills to get to the bottom of things, and there are some really interesting interactions with the Hogwarts staff and students.
Well, Kingsley Shacklebolt in fanfiction can have various interpretations. Some fanfictions might explore his backstory more deeply. For example, his early days as an Auror, how he rose through the ranks. He could also be involved in different relationships, like mentoring younger characters. His loyalty to the Order of the Phoenix is a common theme, and fanfiction authors often build on that loyalty in different and creative ways.
One possible fanfiction could be that Harry Potter is kidnapped by a dark wizard who has some strange power that makes Harry squint. Maybe this wizard is trying to use Harry's unique connection to Voldemort for some dark ritual. Harry has to use his wits and the few spells he can manage while squinting to try and escape.
The character of Kingsley Shacklebolt is interesting in itself. In fanfiction, authors can explore his Auror past, his role in the Order of the Phoenix more deeply. For example, his ability to transform into a lynx gives a lot of creative scope for writers.
It could mean a fan - made story (fanfiction) where Harry Potter is looking closely or suspiciously at a snake. Maybe in this fanfiction, the snake has some special significance, like being related to Slytherin or having some kind of magical power that Harry is trying to figure out by squinting at it.
There could be a fanfiction where Harry is studying in the library with his broken glasses. He's squinting hard to read the old, faded texts. Hermione notices and offers to help him fix his glasses with a spell she's been researching. But Harry refuses at first, wanting to do it on his own. This creates a bit of tension between them, and as they argue, Ron comes in and tries to mediate. It could be a comical and character - driven fanfiction scenario.