Another plotline could involve the baby having some sort of special power. This would add an element of mystery and adventure as they try to protect the baby from those who might want to use its power for evil.
One possible plotline could be Ginny being influenced by a dark magical object that makes her turn against Harry. This could lead to a series of conflicts as Harry tries to figure out what's wrong with her and how to save her. Another plotline might involve Harry and Ginny being caught in a dark prophecy that forces them to make difficult choices that seem against their nature. For example, they might have to choose between saving each other or the wizarding world.
One interesting plotline could be the paparazzi misinterpreting a friendly moment between Harry and Ginny as something more romantic, which then causes chaos in their wizarding world. For example, they might take a picture of Harry helping Ginny up after she falls during Quidditch practice and spin it into a love affair story.
One interesting plotline could be how Harry and Ginny handle their kids' magical education. For example, they might have different ideas on whether to send them to Hogwarts early or let them study at home for a while first. Another could be the family's adventures during holidays, like exploring new magical places together.
One interesting plotline could be their post - war life. How they deal with the trauma of the war and build a normal life together. For example, they might struggle with nightmares but find comfort in each other.
One interesting plotline could be Harry and Ginny having a secret date in Hogsmeade. They might discover a hidden alley with a magical shop that holds a key to solving a mystery at Hogwarts. Another could be that they encounter a strange creature near Hogsmeade and have to work together to keep it from causing chaos in the village. And also, perhaps they meet an old wizard in Hogsmeade who tells them a prophecy about their future together.
Some fanfictions have a plotline where they form a secret club or group. They might be working against a new threat that the official Hogwarts authorities are not aware of. It shows their loyalty to each other and their ability to take matters into their own hands to protect the wizarding world.
Well, in some 'harry and ginny unexpected fanfiction', there could be a plot where Harry and Ginny accidentally swap their magical abilities. This would lead to a lot of comical and also challenging situations. For example, Ginny would have to deal with Harry's fame while Harry would have to adjust to Ginny's more personal relationships within the school. Also, there might be a story where they find a hidden chamber in Hogwarts that has a connection to their future together. Maybe it shows them visions of their possible lives and they have to decide how to make those visions a reality.
There could be a fanfiction where Ginny and Harry's baby has a special connection to a magical creature. For example, a baby phoenix might be drawn to the infant, and the story could revolve around how they interact and what it means for the wizarding world. It would be a story full of wonder and magic, exploring the unique bond between the baby and the phoenix.
The 'secret' part of it is also intriguing. It might imply that there are hidden elements in their relationship, like a secret language they share, or a clandestine mission they undertake for the greater good of the wizarding community that no one else knows about. This adds an element of mystery and excitement to the fanfiction.
One possible plotline could be about Ginny adjusting to motherhood while still being an active part of the wizarding world. Maybe she has to balance taking care of the baby with her duties as a Quidditch player. Another idea is that the baby has some special magical abilities that are a mystery to Ginny and her family at first, leading to a journey of discovery.