It could be a shy Hufflepuff student who has been observing Harry for a long time. This student might have some special powers or knowledge that they keep hidden. They become Harry's secret friend because they are afraid of being bullied or judged if their abilities are known.
Perhaps the 'harry x secret friend fanfic' is centered around a secret friend who is from a different magical community. This friend could introduce Harry to new types of magic and magical creatures. The plot might involve them working together to solve a mystery that threatens both their communities. For instance, a dark wizard is stealing magical artifacts from both worlds. Harry and his secret friend have to combine their skills and knowledge to stop this villain.
A 'harry x secret friendship fanfic' could explore a unique bond between Harry and another character. It might involve a friendship that has to be kept hidden for various reasons, like protecting the other person from Harry's enemies or because the friendship goes against the norms of the wizarding world. This type of fanfic often delves into the emotional aspects of their relationship, how they support each other in secret, and the challenges they face to keep their friendship under wraps.
Themes in 'harry x secret friendship fanfic' could include trust. Since they are in a secret friendship, they have to trust each other completely. Also, the theme of growth is possible. As they navigate their secret relationship, they may grow as individuals. For example, the secret friend could help Harry become more understanding of different perspectives, and Harry could help the friend become more confident. There could also be a theme of sacrifice, where they might have to sacrifice some things to keep their friendship secret.
It could be a long - lost relative of Voldemort who has been hiding in the shadows. They might be more cunning than Voldemort and have a different approach to causing trouble in the wizarding world.
One possible scenario in such a fanfic could be that Harry discovers a dragon egg during one of his adventures outside Hogwarts. He secretly takes care of it, using his knowledge of magic to keep it warm and protected. As the dragon hatches, it forms an immediate bond with Harry, recognizing him as its caregiver. This dragon could then help Harry in his battles against dark forces, providing an extra element of power and surprise.
No. 'Loli' often refers to underage characters, and creating fanfic involving them in inappropriate ways is not acceptable as it may involve pedophilic undertones.
One possible secret in a 'Harry Potter and the Order of the Phoenix' fanfic could be a hidden relationship between minor characters. For example, a friendship that develops into something more between two students who were previously just acquaintances. This can add an interesting layer to the story.
Since it's a secret fanfic, it could deal with a plot where Harry discovers a secret society within Hogwarts. This society might have its own rules, goals, and perhaps it's been around for centuries, but has been kept hidden from most students and faculty. Harry then has to navigate through the secrets and intrigues of this society.