Harry could take the girl to his favorite spots in the wizarding world, like Hogsmeade. He would have to be careful not to expose too much magic at once. They would interact with each other through sharing their different cultures, Harry's magical one and the girl's Muggle one.
Well, Harry may show a great deal of adaptability. Since he's used to dealing with strange and difficult situations in the wizarding world, he could quickly start to think of ways to handle being mistaken for a girl. He might start to observe how girls in the fanfic act and try to imitate them to some extent, while also trying to find a way to let his real identity be known when the time is right. He could also use his sense of humor to get through some of the more awkward moments.
I'm not aware of any official or popular 'Harry Potter' fanfic with such a title. Fanfics usually explore various themes within the 'Harry Potter' universe, but this seems rather strange and not in line with the general tone of the series.
A common theme is the alteration of relationships. Since Harry is a girl, her romantic interests can be quite different. There could be more emphasis on her relationship with Draco, for example. Another theme is the different way she might be perceived in the wizarding society. She might face more scrutiny as a girl in a male - dominated magical world.
One popular 'girl Harry Snape fanfic' could be 'The Unlikely Bond'. It explores a unique relationship between a female character and Snape, with Harry also playing an important role in the story's development.
The Shafiq girl could be a transfer student from another wizarding school. She comes from a family with a long history in the wizarding world but has a different upbringing. This gives her a unique perspective when she enters Hogwarts and meets Harry Potter. She might bring with her new magical techniques or knowledge that catches Harry's attention.
One common theme is identity exploration. Harry, while dressed as a girl, has to figure out who he is in this new form. Another theme could be acceptance, both self - acceptance and acceptance from his friends.
Well, perhaps in the fanfic, a magic spell gone wrong turns Harry into a girl. He then discovers that being a girl in the wizarding world gives him a whole new perspective. He could start noticing things he never did before, like the way female wizards are treated in certain classes or by certain teachers. His relationships with other characters also change. For example, his relationship with Ginny could become more of a sisterly bond at first as he adjusts to his new form.
One idea could be that the elf girl is a transfer student to Hogwarts from a different magical realm where elves have their own unique magic. She could befriend Harry Potter and they go on adventures together, exploring the secrets of both wizard and elf magic. For example, they might discover an ancient spell that only works when combined with elf magic.