In a 'vampire lupin the 3rd fanfiction', Lupin could find himself in a town overrun by vampires. He then uses his wits and skills to not only survive but also to figure out the source of this vampire infestation. Along the way, he meets a beautiful vampire woman who may or may not be an ally. She could offer him information about a great treasure hidden in the vampire lair, which Lupin can't resist going after. However, he has to be careful not to fall into the vampires' traps and also manage his own growing vampiric tendencies.
One idea could be that Lupin discovers he has a vampire ancestor and starts to develop some vampire - like abilities which he has to learn to control while on a heist. Another could be Lupin teaming up with a vampire hunter to steal a powerful vampire - related artifact from a group of evil vampires.
Well, perhaps Lupin gets bitten by a vampire and has to deal with his newfound bloodlust while still trying to outwit the police and his usual foes. He might have to find a way to reverse the curse before it's too late. Or, he could be hired by a vampire to steal something that will give them more power in the vampire world, and Lupin has to figure out how to double - cross the vampire without getting killed.
One idea could be a story where Harry discovers a hidden spellbook that once belonged to Lupin's family. With Lupin's help, he tries to decipher the spells inside and in the process, they unearth a long - forgotten mystery about Hogwarts.
A powerful vampire lord could be the main antagonist. This vampire lord could be ruling over a hidden vampire society and sees Lupin as a threat to his power, especially if Lupin is starting to gain vampire - like abilities.
Well, you could explore a scenario where the Capitol's technology fails during the 73rd Hunger Games. This would lead to chaos in the arena as the tributes have to deal with unexpected situations. Maybe the force field that keeps them in malfunctions, and they have to decide whether to try to escape or continue the game. It could also be interesting to have a tribute who is a master of disguise, constantly tricking the others.
Another plot could be that a tribute discovers a hidden passage in the arena. This discovery could lead to a series of events that change the whole dynamic of the games. They might have to decide whether to share this information with other tributes or keep it to themselves for their own advantage.
One plot idea could be that Hermione starts to notice Remus' quiet wisdom and his kind heart in the library where they both often study. She begins to leave little notes for him in the books he borrows. As they interact more, they bond over their love for knowledge and a shared sense of being different from the other students. Their relationship develops slowly, with Hermione helping Remus come to terms with his lycanthropy in new ways, using her intelligence and research skills.
One idea could be a time - travel plot where Hermione goes back in time and meets a younger Remus Lupin. She could help him deal with his lycanthropy in ways that weren't available in his original timeline. Another could be a story where they team up to solve a mystery in Hogwarts that involves dark magic and ancient spells. Maybe a cursed object is causing strange things to happen and they have to use their combined knowledge to figure it out.
One idea could be focusing on a young, unknown shinobi who rises to prominence during the war. They might have a unique jutsu that catches everyone's attention.
A really cool plot idea would be if there was a new magical creature introduced in Harry's third year that was related to the Dementors in some way. Harry could have to learn about this creature to better understand how to combat the Dementors and it could add a whole new layer to the story.
One idea could be exploring how Harry's friends react. They might be in shock and confusion at first. Hermione would likely start researching immediately to find a cure or understand the implications. Ron, on the other hand, would be more about protecting Harry from any further danger. Another plot could involve Harry having to deal with newfound powers or instincts as a result of the bite, and how he struggles to control them while still being himself.
One idea could be exploring how they prepare for the baby in the wizarding world. Maybe they have to find special magical items for the nursery. Another could be how Tonks' shape - shifting ability might be affected during pregnancy. For example, if she unconsciously shifts while sleeping due to hormonal changes.