It could be that Rose and Scorpius witness something strange in the Forbidden Forest. They then go to Draco to tell him because they think he might have some knowledge about it, given his family's long history in the wizarding world. Draco, initially skeptical, then gets involved in their investigation. As they dig deeper, they learn more about each other's families and the secrets that bind them together.
It could be a new dark wizard who is trying to bring back the old ways of pure - blood supremacy. This person might see Rose and Scorpius's friendship as a threat to their plans, and when they go to tell Draco, the antagonist tries to stop them. Draco then has to use his old Slytherin skills to protect the two kids.
The plot could start with Rose and Scorpius accidentally getting pregnant. They then have to deal with the shock and the implications. Maybe Scorpius is worried about passing on some family 'curse' while Rose is more concerned about her career. As they work through these issues, they start to build a stronger bond. The pregnancy could also bring out some secrets from their families' pasts that they have to deal with. In the end, they could welcome their baby into a world full of hope and new beginnings, having overcome all the obstacles in their way.
Well, in a fanfiction like this, it could start with a magical accident that leads to Rose getting pregnant. Scorpius and Rose might then go on a journey to find a way to ensure the baby's safety, as there could be some dark forces interested in their unborn child. Along the way, they discover new things about each other and their relationship deepens. And by the time the baby is about to be born, they have a newfound respect and love for one another, ready to face parenthood together.
One possible plot is that Harry and Draco are forced by some unforeseen circumstances to raise Scorpius. Maybe there's a threat to Scorpius's life, and the only way to protect him is for these two former rivals to work together. They gradually learn to understand each other better through the process of taking care of Scorpius, and in turn, they pass on their combined wisdom to the young boy.
Well, perhaps in the fanfiction, Rose discovers she's pregnant while she and Scorpius are still students. They then have to balance their studies, their relationship, and preparing for the baby. Scorpius could be extremely protective and start working hard to prove himself worthy to be a father. The baby might inherit some unique magical abilities from both of them, leading to some interesting adventures as they try to understand and help the baby control its powers.
One possible plot could be a slow - burn build - up. They might start as friends who gradually realize their deeper feelings. For example, they could be paired together for a school project at Hogwarts. As they spend time researching and working together, they start to notice little things about each other, like how Rose's eyes sparkle when she's excited about a new discovery or how Scorpius has a really cute, lopsided grin. Eventually, after some misunderstandings and a bit of drama, they share their first kiss and that leads to their first time together in a very tender and romantic moment.
In this fanfiction, they might face initial awkwardness. Maybe Rose's parents are a bit hesitant about Scorpius at first due to his family's past reputation. But as they get to know him better, they start to see his true self and his love for Rose.
Well, they might face various consequences. Maybe they get scolded by their families or friends. It could also lead to a big misunderstanding that they have to clear up.
Scorpius and Rose's love story is often one filled with charm. They might first meet in a magical setting, perhaps at Hogwarts. Their relationship could start with a simple exchange of glances, gradually developing into a deep connection as they discover shared interests and values.
Well, perhaps Draco would be proud of Scorpius. After all, Scorpius is his son. He might see Scorpius's achievements at Hogwarts, like getting good grades or being popular among his peers, and feel a sense of accomplishment.