Well, perhaps Harry was trained by some secret group during his time at Hogwarts in combat and mercenary - like skills. After graduating, he breaks away from the traditional path of a wizard and starts taking on mercenary jobs. His jobs could range from stealing rare magical artifacts from dangerous places to protecting important magical figures from assassins. The fanfic could explore his moral struggles as he does these often - shady jobs while still having the values he was taught at Hogwarts.
Maybe Harry leaves the wizarding world and uses his magical skills in the muggle world as a mercenary. He could be hired for dangerous jobs that require a touch of magic but need to be kept secret from the muggles.
One possible plotline could be them collaborating on a charity event. They both come from high - profile families and might be involved in fundraising and helping the community together in the fanfic.
One possible plotline could be Harry coming to power after a great war in the wizarding world. He then has to deal with rebuilding and unifying the different wizarding communities under his rule as emperor. He might face resistance from some traditional wizarding families who don't want to accept a new form of government.
One possible plotline could be that Cyrus Black is revealed to be a long - lost relative of Harry, and he takes Harry under his wing to train him in a special kind of magic. Another could be that they meet during a dangerous adventure and have to rely on each other to survive.
One possible plotline could be that it's a moment of unexpected playfulness between Draco and Harry. Maybe they are in a truce situation, and Draco, in a moment of light - heartedness, decides to tickle Harry as a form of friendly teasing. It could be a way to show a new side of their relationship, moving away from their usual rivalry.
In a 'Harry Potter is an assassin' fanfic, the plot could start with Harry being trained by an unknown and powerful wizard who has his own motives for creating an assassin out of Harry. This trainer could be someone from a far - off land or an ancient order. Harry then starts taking on targets within the wizarding world that are supposedly 'evil' but as he delves deeper, he realizes that things are not as black and white as he was told. His friends start to notice his strange behavior and he has to either come clean or keep lying to them. As the story progresses, Harry might have to make some tough choices between his loyalty to his friends and his new - found assassin duties, all while uncovering secrets about the wizarding world that were previously hidden.
One possible plotline could be them working together on a dangerous mission in the wizarding world. They gradually develop feelings for each other as they face various challenges and rely on each other's skills. Another could be that Amelia Bones discovers some long - hidden secret about Harry's past that brings them closer. Or perhaps there's a plot where they are forced to pretend to be in a relationship for some political or magical reason in the wizarding community, and then real feelings start to develop.
In the 'harry potter after hogwarts fanfic', a really interesting plot could be about the discovery of new magical creatures or lost spells. Harry, being the adventurous type, might go on quests to explore these new elements. He could also get involved in international wizarding relations, using his fame and experience to bridge gaps between different wizarding communities around the world. This would open up a whole new world of magic for the readers to explore.
One possible plotline could be that Harry realizes the wizarding world has some deep - seated flaws that Voldemort also wants to change. So, they form an alliance to reform the Ministry of Magic. For example, they might work together to end the pure - blood supremacy that has long plagued the wizarding society.
Perhaps Grindelwald teaches Harry about the history of magic in a very different way than what Harry has learned before. He might show Harry the secrets of magic that have been hidden by the wizarding world's authorities. This could lead Harry to question the existing order and his own beliefs. Maybe Harry starts to see the gray areas in the battle between good and evil.
Another plotline could involve a group of Death Eaters who are missing in action but are actually planning a huge comeback. They could be secretly gathering forces and creating new dark magic artifacts. The story could follow a young Auror who discovers their plot and tries to stop them before they unleash chaos on the wizarding world.