One common storyline could be Draco finding a Pygmy Puff and being surprisingly gentle with it. Maybe he discovers a lost Pygmy Puff in the Hogwarts corridors and decides to take care of it secretly. This shows a different side of his character, softer than the one he usually presents to his Slytherin friends.
Often, Draco is made into a good guy through a time - travel plot in fanfiction. He goes back in time and gets a chance to redo his actions. This time, he makes different choices, like befriending Harry Potter from the start and working against the Dark side. It's a popular way to rewrite his character as a positive one.
Often, she might be depicted as a mediator between Draco and the other Hogwarts students. For example, she could be the one who stops Draco from making a huge mistake like joining Voldemort fully. In some fanfictions, she might also have a romantic sub - plot, perhaps with a Gryffindor boy, which would be a scandal in the Malfoy family.
One common storyline is Draco raising his child alone. Maybe he has lost his partner or is in a situation where he has to be the sole caregiver. Another is dealing with the prejudice from the wizarding community as a male mother. Some fanfictions also explore how he teaches his child about magic and life lessons, different from how he was taught in his own strict pureblood upbringing.
One possible fanfiction storyline is that Draco Malfoy and Rose Weasley are both selected for an international wizarding competition. They have to represent Hogwarts against students from other magical schools. Draco is chosen for his dueling skills and Rose for her knowledge of ancient magic. At first, they are not happy about being on the same team. However, as they train together, they realize that they can learn a lot from each other. Draco teaches Rose some Slytherin - style dueling tactics, and Rose helps Draco understand the more theoretical aspects of magic. Along the way, they also face external challenges from rival teams who try to undermine their efforts, which only makes them grow closer as teammates.
Well, some fanfictions might focus on the OC's pregnancy being a secret at first. She has to hide it from not only the Malfoy family but also from her own friends or family in the wizarding world. This could lead to a lot of tense moments, like nearly being discovered during a big wizarding event. And Draco could be in a difficult position, trying to keep up his family's image while also caring for the OC.
One common theme is family loyalty. In a lot of fanfictions, we see Draco and Lucius sticking together through thick and thin, no matter what the situation is in the wizarding world.
One unusual storyline in Severus Snape and Draco Malfoy fanfiction could be a time - travel plot. Imagine Draco accidentally travels back in time and meets a much younger Snape. This could lead to all sorts of interesting interactions as Draco has knowledge of Snape's future and Snape is just a young, bullied student. They might form an unexpected alliance and Draco could try to change Snape's fate for the better.
One possible storyline could be Draco and Lily Luna becoming unexpected friends. Maybe they are forced to work together on a project at Hogwarts many years after the war. Draco has changed a lot since his school days, and Lily Luna is intrigued by his past and how different he is now. They start to see each other in a new light and form a bond that surprises everyone around them.
Draco might start off as his usual haughty self but as he interacts with a Pygmy Puff, he could become more empathetic. The Pygmy Puff's innocent nature might make him realize that there are things in the wizarding world that are pure and good without any ulterior motives. This could be a small step in his character development towards being less prejudiced.
In Draco Malfoy drunk fanfiction, the theme of regret can be quite common. When he's drunk, he might think about the wrongs he's done in the past and feel remorse. Additionally, the exploration of his relationships is a big theme. His relationships with his Slytherin comrades or even with characters from other houses can take on new dimensions when he's in a drunken state. It can show a side of him that is less about pureblood pride and more about his true self as a person.