Often, it portrays their relationship as a very intense and somewhat forbidden one. Since demons are usually seen as different and dangerous in the wizarding world, their bond is a source of conflict.
The relationship in 'Harry has a demon mate fanfiction' is also often about power dynamics. The demon mate may have unique powers that both attract and intimidate Harry. At the same time, Harry's own magic and status in the wizarding world can also affect how they interact. For instance, there could be a situation where Harry has to use his influence to protect his demon mate from the wizarding society's prejudices, and in the process, their relationship grows stronger.
In these fanfictions, their relationship is usually a journey of discovery. Harry has to figure out the demon's motives and desires, while the demon mate often has to adapt to Harry's world. They might start off as strangers, but gradually develop a deep emotional connection through shared experiences.
One popular 'Harry has a demon mate fanfiction' might be 'The Demon's Bond'. In it, the relationship between Harry and his demon mate is explored in a world filled with magic and mystery. Their bond often leads them to face various challenges together, and it shows how their different natures interact.
You can try fanfiction websites like Archive of Our Own (AO3). It has a vast collection of fan - created stories, and there's a good chance you'll find some 'harry demon mate fanfiction' there.
Well, in some 'harry demon mate fanfiction', the story could revolve around how Harry's relationship with his demon mate affects his relationships with his friends at Hogwarts. Maybe his friends are initially skeptical or even afraid, but over time they come to accept the situation as they see the positive aspects of the bond.
Harry Potter himself is also commonly used. His status as the Boy Who Lived can add a lot of drama to the story when he has a demon mate. For instance, his relationship with the demon mate might attract the attention of Voldemort or other dark forces, thinking they can use this relationship to their advantage.
A fanfic with 'Harry Potter has a bug demon mate' could start with Harry discovering this strange being. The bug demon mate might look quite unusual, with features that are part bug and part something else. At first, Harry might be a bit wary, but as they interact more, they realize they can work together. The bug demon could have the ability to communicate with other bugs, which could be used for gathering information. For instance, it could send out bugs to spy on the Death Eaters. Their friendship could be a key element in the fanfic, and the bug demon's loyalty to Harry could be unwavering as they face various challenges together in the wizarding world.
It could be Hermione. In some alternate interpretations, there could be a situation where Hermione, while trying out a new and powerful magic, accidentally hurts Harry. Their friendship is put to the test as Harry has to deal with the pain and Hermione has to come to terms with what she's done.
Harry might be deeply hurt. He may initially be in denial, not believing that Severus is rejecting him. After all, he may have felt a strong connection. So, he could try to reach out to Severus multiple times, hoping to change his mind.
He might be initially heartbroken. Harry has always been a bit of an emotional person, so he could go into a state of depression for a while. He might isolate himself from his friends and focus only on his studies or fighting against the dark forces, using it as a way to distract himself from the pain of the rejection.
Harry could be initially shocked and hurt. After all, having your potential mate reject you is a very painful experience. He might start to question himself and wonder what he did wrong. Then, he could become angry. Given his Gryffindor nature, he might confront Draco about the rejection and demand an explanation.
One interesting plot could be a story where the main character, a Hogwarts student, discovers their demon mate during a forbidden forest adventure. The demon mate has unique powers that help the student in their fight against dark wizards.