I'm not entirely sure who the main characters are in this specific fanfic as I haven't read it thoroughly. But usually, in a fanfic with the title like this, there could be characters with a special connection related to the concept of soulmates.
Since it's a fanfic related to the idea of soulmates, the main characters are likely to be the ones who experience this special bond. It could be a hero - type character and a more mysterious or magical character. Maybe there's a human character and a dragon - like character considering the 'Dragon's Mistress' part of the title, and they are the ones who form the soulmate connection.
Without having read 'Soulmates by Dragon's Mistress Fanfic' in detail, it's difficult to say exactly who the main characters are. However, based on the title, we can make some assumptions. There could be a female character who has some sort of relationship with a dragon or is in a position related to a dragon (the Dragon's Mistress). And then there could be another character, perhaps a male, who forms a soulmate connection with her. They would be the central figures around which the story of soulmates would revolve, and their interactions, growth, and relationship would be the focus of the fanfic.
In the 'Soulmates by Dragon's Mistress Fanfic', the concept of soulmates might refer to a deep, spiritual connection between characters. It could be a bond that goes beyond the ordinary, perhaps involving shared destinies or a profound understanding of each other at a fundamental level.
Since I don't know the specific 'dragon's roar fanfic', it's hard to say. But it could be the dragon itself as a main character. There might also be a dragon rider if it's that type of story.
I don't know the main characters in 'a dragon's prerogative fanfic' since I haven't read it. But it's likely to have the dragon as one of the main characters.
Since I haven't read it, I can't say for sure. But likely, there would be the captive character and the dragon as the main characters.
The characters included Diablo, the male lead, and Ophilia, the female lead. "Born to be a kept dragon" Author: Auspicious Blood and Rich Years. It is a fantasy/epic fantasy novel with transmigration, exotic beasts, swords and magic, magical creatures, DND, and dragon elements. It has been completed and can be enjoyed without worry. User recommendation: ()_ A kept dragon It was quite interesting when he was summoned to the prime material plane. I hope you will like this book.
If it's based on the 'nalu' concept which often comes from Fairy Tail, the main characters are likely Natsu and Lucy. Since it's about a 'dragon's mate', Natsu, who has dragon - slayer magic and a connection to dragons, would be a key character. Lucy might be the 'mate' in this story, or they both could be involved in a plot related to dragons and their relationship in a more complex way.
In this novel, the wife is a central figure. She is the one with the emotional turmoil and is the narrator in a sense as the title is addressed to the mistress from her. The husband, who is being unfaithful, is another main character. And the mistress, the person who has entered into this inappropriate relationship with the husband, is also a main character.
The main character is most likely the last dragon itself. But there could also be other important characters like a brave knight who tries to befriend the dragon, or a wizard who has some connection to the dragon's past.
In 'the dragon and the rose fanfic', aside from the dragon and the rose, there could be other characters too. There might be a wizard or a fairy who has some sort of relationship with either the dragon or the rose. For example, a wizard might be trying to control the dragon's actions regarding the rose, or a fairy could be the one who planted the rose in the first place and has a connection to it.
I'm not sure specifically as it depends on the fanfic. But it could have a brave knight who is not afraid of the ice dragon at first sight. He might be on a quest related to the dragon.