The reader could be a lost traveler who stumbles upon Dracula's castle during a storm. Dracula offers shelter, but the reader soon realizes that there's something not quite right. As time passes, the reader discovers Dracula's loneliness and begins to feel sympathy for him. This could lead to a friendship or more, as the reader tries to bring some light into Dracula's dark existence.
One idea could be that the OC is a vampire hunter who initially sets out to destroy Dracula but ends up falling in love with him. Their relationship could be a struggle between her duty and her new - found feelings.
One idea could be a crossover with a wizarding world. Young Dracula could end up at Hogwarts and have to deal with the magical rules there while still maintaining his vampire nature. He might make friends with some of the students who are intrigued by his vampiric abilities.
One idea could be that Dracula somehow gets involved in the world of Percy Jackson, maybe he's after a powerful artifact in Camp Half - Blood. And the demigods have to team up to stop him from getting it.
One idea could be Dracula forming an unlikely alliance with a vampire hunter. Maybe they both realize there's a greater evil threatening their world that they must face together. It would be full of tension as they learn to trust each other.
One idea could be that Dracula falls in love with a modern - day vampire hunter. At first, they are enemies, but as they get to know each other, they can't resist the attraction. Another could be Dracula falling for a human who has a special power that makes her immune to his vampire charm at first, but he is drawn to her uniqueness.
One idea could be that Ben, using his alien forms, has to battle Dracula's minions in a spooky castle. Maybe he teams up with some local vampires who oppose Dracula's tyrannical rule. Another could be that Dracula tries to turn Ben into a vampire to use his alien powers for his own evil deeds.
One idea could be a time - travel plot where a modern - day vampire hunter travels back to the world of Dracula 3000. They could use their knowledge of modern technology and vampire lore to try and stop Dracula from achieving his evil plans. Maybe they bring a UV light gun or something.
One plot idea could be that Fem Harry Potter, while on a magical journey, stumbles upon Dracula's lair. Instead of being immediately in danger, they form an unlikely alliance to combat a common dark magic threat that endangers both the wizarding world and Dracula's domain.
In this fanfiction, a really interesting plot could be that the heir of Dracula is actually a long - lost relative of one of the main characters. This discovery could stir up a whole lot of emotions and politics within the wizarding families. Also, the heir might bring in new forms of magic that are related to their vampiric heritage. For instance, the ability to transform into a bat - like creature at will, which could be used for both good and bad depending on the situation. This would create a whole new dynamic in the battles and relationships within the story.
One idea could be that the OC is a powerful witch who has been sent to stop Dracula from his dark plans. She initially tries to fight him but then discovers there's more to his actions than pure evil. Maybe he's trying to save his kind from extinction in a way that seems wrong but has good intentions at its core.