In the 'Harry Potter goes to school in Irish fanfiction', a great plotline could be that Harry gets involved in an Irish wizarding sport that is not as well - known as Quidditch. He might have to learn the rules quickly and compete against other Irish students, all while trying to balance his regular schoolwork and the mystery that always seems to surround him in the wizarding world. This would not only show a different side of the wizarding community in Ireland but also give Harry a new set of challenges to overcome.
Perhaps in this Irish fanfiction, Harry goes to school and discovers a hidden Irish wizarding tradition related to divination. This could involve a different way of reading the stars or tea leaves that is specific to Irish magic, which adds a new dimension to his magical education.
In an Irish - set Hogwarts in the fanfiction, the social environment would be different. There could be more Irish - themed celebrations and traditions that Harry participates in. Irish folklore might be more integrated into the school curriculum and daily life. Also, the relationships between students might be influenced by Irish cultural values such as a strong sense of community and family. Harry would have to adapt to these new social norms, which would significantly change his overall Hogwarts experience.
One interesting plotline could be how Hadrian deals with the expectations of the wizarding world differently from Harry. Maybe he uses his knowledge of the future in a more proactive way to change things for the better in Hogwarts, like reforming the House system.
In some fanfictions like this, Harry Potter could go crazy because of a powerful dark magic curse. This curse might make him see his friends as enemies and vice versa. He could then start a series of chaotic events at Hogwarts, like trying to attack his best friends. Another idea is that Harry discovers a new type of magic that is so different from what he knows that it drives him to the brink of madness as he tries to understand and master it.
One interesting plotline could be Harry trying to adapt to the Muggle world without magic. For example, he might struggle with simple things like using a computer or riding a bike, which would be hilarious. Another could be Harry introducing his wizard friends to Muggle culture, like taking Hermione to a Muggle concert or Ron to a football game.
Another plotline might involve Harry making new friends at the secret school who have different backgrounds and powers. They could team up to solve a mystery within the school, like a series of strange disappearances or a hidden treasure.
Well, in some 'Harry Potter goes back in time' fanfics, Harry might go back to his first year at Hogwarts. He could then use his more advanced magical skills (from his future experiences) to solve the mystery of the Philosopher's Stone in a completely different way. This might involve him befriending different people earlier or even changing the course of how the challenges in the dungeon were set up.
There are fanfics where the Irish school in the Harry Potter universe, perhaps a small wizarding academy in Ireland, has a special connection to magical creatures native to Ireland. In these fanfics, students from Hogwarts might visit the Irish school for an exchange program and discover these amazing creatures together with the Irish students.
Perhaps there's a plot where Harry discovers a hidden magical mystery within the walls of Harvard. It could be related to an ancient artifact that has some connection to the wizarding world. He then has to use his magical skills, but also his newfound knowledge from Harvard to solve it.
One possible plotline could be Harry's initial shock and confusion upon arriving at the Hellmouth. He might have to quickly adapt to the new and dangerous environment filled with demons and other supernatural threats.
One interesting plotline could be Harry making new friends at Stonewall who have different magical abilities than those he knew at Hogwarts. This could lead to new adventures and challenges.