In some fanfictions, they might start a family right away. They could have a peaceful life at Hogwarts, with Harry perhaps teaching Defense Against the Dark Arts and Ginny coaching Quidditch. Their relationship would be stronger than ever, having survived the battle together.
After the battle, Harry and Ginny might focus on helping the wizarding community rebuild. They could work on restoring Hogwarts to its former glory. Ginny could use her influence as a popular Gryffindor to boost morale among the students, while Harry uses his fame and leadership skills. They'd also take time for just the two of them, like going on picnics by the Black Lake and enjoying the newfound peace.
In fanfiction, they might start to rebuild their lives together. They could focus on their relationship more deeply, perhaps getting married and starting a family soon. Harry could finally have the peaceful life he always desired with Ginny by his side.
They might start a family right away. In many fanfictions, Ginny would get pregnant soon after the wedding and they would experience the joys and challenges of preparing for a new baby.
After the final battle, Harry and Ginny's relationship in fanfiction can take many different paths. Some fanfictions depict them as immediately getting engaged and starting to plan their future together. Others show them taking it slower, with Harry dealing with his PTSD from the war and Ginny being there for him every step of the way. They might also get involved in the rebuilding of the wizarding world, working side by side, which further cements their relationship.
In fanfiction, they might share a very special dance. Harry could finally let go of his nerves and Ginny would be the most beautiful girl he's ever seen at the ball. They might steal away to a quiet corner to exchange some sweet, private words.
In many fanfics, after the battle, Harry and Ginny's relationship often deepens. They finally have time to truly be together without the constant threat of danger. They might start to plan their future, like getting married and starting a family. Ginny, being the strong - willed witch she is, would support Harry in his post - battle endeavors, whether it's helping to rebuild Hogwarts or dealing with the psychological trauma of the war.
Some fanfictions might depict them as having a more adventurous post - war life. They could be involved in rebuilding the wizarding world in a more hands - on way. Harry might use his fame and Ginny her popularity among the younger wizards to bring about positive changes. Their relationship would be based on mutual respect and a shared goal of making the wizarding world a better place.
They might get married and start a family right away. In fanfiction, it's common to see them settling down and having kids, living a peaceful life after all the chaos of the battle.
They could discuss the losses they endured during the battle. Remembering friends and family who didn't make it. Ginny might talk about how she felt when she thought she could lose Harry forever. Harry could then comfort her and say that they have to move forward in their lives while keeping the memories of the fallen alive.
In this fanfiction, perhaps there would be new magical discoveries. Since the battle has shaken up the magical world, new spells or magical artifacts could be unearthed. Also, relationships might change. Ron and Hermione could be planning their wedding and inviting all their friends. And Neville, having proven his bravery during the battle, could take on a teaching role at Hogwarts, passing on his knowledge of herbology to the next generation of students.
Well, they might start a family right away. In some fanfictions, they get married quickly and have a bunch of kids. They could also go on adventures together, exploring the wizarding world outside of Hogwarts.