The main characters in Camille vampire novels would likely start with Camille. She could be a complex character with a backstory of how she became a vampire, her desires, and her fears. There might be a group of vampire hunters who are after Camille, thinking she is a threat to humans. There could also be a vampire family or coven that Camille belongs to or is trying to escape from. And not to forget, there might be a human ally or friend who helps Camille navigate the human world, or perhaps a human who Camille has turned into a vampire, creating a new dynamic in the story.
Well, clearly Moose and Camille are the main characters. Moose might be a character with certain traits like being strong - perhaps physically or in terms of his will. Camille could be a more delicate and emotional character.
One popular Camille vampire novel could be 'The Vampire Chronicles' which features many complex vampire characters. Another might be 'Twilight' which has vampires as a central part of the story, though not directly named Camille. There are also some indie vampire novels that might feature a character named Camille, but they are harder to find.
In 'Buffy the Vampire Slayer' novels, Buffy Summers is the main character. She is a young girl with the power to fight vampires. In 'The Vampire Chronicles' by Anne Rice, Lestat is a central figure, though not a slayer. However, there are characters who oppose him like Armand in some cases.
Buffy herself is a main character, of course. Then there's Willow, her witch friend, and Xander. Spike also plays an important role in these graphic novels.
Sookie Stackhouse is a major character. She is a telepathic waitress who gets involved with the vampire world. Her ability to read minds makes her both an interesting and sometimes endangered figure in the vampire - human interactions. Bill Compton is another important character. He is a vampire who has a relationship with Sookie.
In 'Twilight', the main characters are Bella Swan, a human girl, and Edward Cullen, a vampire. Edward is part of a vampire family. In 'The Vampire Chronicles', Lestat is a central character. He's a flamboyant and complex vampire. There's also Louis, who is often in conflict with his vampire nature.
In 'The Vampire Diaries', Elena Gilbert is a key character. She is a normal teen who gets involved with vampires like Stefan and Damon. Stefan, in particular, often plays a role of a caretaker in some sense as he tries to protect Elena from the darker aspects of the vampire world. Damon, on the other hand, has his own complex relationship with Elena.
One of the main characters is Dracula himself. He is a central figure around which much of the story revolves.
Louis is one of the main characters. He is a vampire who tells his story.
Rose Hathaway is one of the main characters. She is a dhampir.