A possible plot for a Shipgirl Harry Fanfic could be that there's a prophecy about Harry being the key to saving the shipgirls from an impending doom. When he arrives in their world, he initially struggles to understand their complex hierarchy and abilities. However, as he spends more time with them, he starts to unlock secrets about their powers. He might also face internal conflicts within the shipgirl community, like rivalries between different factions. Harry then has to find a way to unite them all against the common threat, which could be a powerful sea - based monster or a group of dark - minded humans trying to use the shipgirls for their own gain.
One idea could be that Harry discovers a hidden world of shipgirls and has to team up with them to protect the seas from a mysterious evil force. Another could be a story where Harry gets transported into the shipgirl universe and has to adapt to their way of life while also using his own unique skills to help them in battles. Maybe there could be a plot where a shipgirl and Harry fall in love and face various challenges together, like dealing with different cultures and expectations between their two worlds.
Well, a cool plot might be that Harry, while on a nautical adventure, stumbles upon a shipgirl in distress. He decides to help her, and this leads to him being involved in the shipgirl society. He could then use his knowledge from his own world to help the shipgirls improve their defenses or communication systems. And perhaps there's a power - hungry group that wants to control the shipgirls, and Harry has to use his wits and courage to stop them, all while forging deep friendships with the shipgirls.
One common theme is identity. Fem Harry has to figure out who she is in this new shipgirl context, different from her original identity in the Harry Potter world.
One idea could be Harry getting involved in Gremory family politics. He could use his unique skills and knowledge to help resolve internal disputes within the family.
Well, a plot could revolve around Harry accidentally awakening the mummy and then having to deal with the chaos that follows. The mummy might start causing strange things to happen in the town, like making the water turn to sand or the plants wither. Harry then has to find a way to reverse the mummy's awakening or at least control its actions. He could search for an old spell book that might have the answers.
One idea could be that Harry, being a playboy, gets involved in a series of high - society parties and romances. He might meet a mysterious woman who challenges his playboy ways and makes him question his lifestyle.
For a Slenderman Harry Fanfic, a great plot might be that there's a prophecy about Harry and Slenderman. The prophecy states that only Harry can defeat Slenderman in a final battle of magic. So, Harry starts to have strange visions of Slenderman and has to train himself in new and dangerous forms of magic to be able to stand a chance. Along the way, he meets some new magical creatures that are either helping or hindering his quest. Also, the Ministry of Magic doesn't believe Harry about Slenderman at first, thinking it's just another one of his wild stories, which adds to the drama and difficulty of his task.
One plot idea could be that Harry discovers a hidden alchemical library in Hogwarts that has been long forgotten. In this library, he finds ancient texts that lead him on a quest to create a powerful elixir that can heal any wound. Another idea is that Harry teams up with an alchemist from a different magical school to compete in an alchemical tournament against dark wizards who want to use alchemy for evil purposes.
One idea could be Harry discovers a hidden power within the Grimm world that no one else has. This new power could lead him on a journey to uncover secrets about the origin of the Grimm. Another idea is Harry befriends an outcast Grimm creature and together they face the prejudices of the Grimm society.
One idea could be a story where Harry and Krum team up to solve a mystery that involves dark magic in both their countries. They use their unique skills and knowledge to outwit the dark forces.
Maybe in the fanfic, the Chasers are on a secret mission related to Quidditch and they need Harry's help because of his unique skills. For example, they have to retrieve a lost but very important Quidditch trophy that has some sort of magical protection around it.
Another plot could involve Harry being transported to Saturn in a magical accident. There he finds a society of magical beings that have different forms of magic compared to those on Earth. He has to learn their ways to find a way back home while also facing challenges from some of the more hostile beings.