One common theme could be the exploration of their relationship in a new light. Since it's an unexpected situation, it often leads to a re - evaluation of their friendship and how it might turn into something more. Another theme might be the reactions of their friends and the wizarding community, as this is a very unconventional situation in the Harry Potter world.
The theme of family and acceptance might also be prevalent. With the mpreg aspect, it usually involves how their friends and family react to the situation. It can be about how they overcome the initial shock and come to terms with this new development in their lives.
One common theme is the exploration of an unexpected relationship between Ron and Draco. Since they are from different houses and have had a somewhat antagonistic relationship in the original series, the fanfiction might focus on how they overcome their differences. Another theme could be the challenges of the mpreg situation, like how Draco (in this case) deals with the physical and emotional changes.
One possible theme could be the relationship between Draco and Harry in a situation where they are both dealing with something as extraordinary as male pregnancy while Ron is being portrayed negatively. Maybe it's about them overcoming the challenges together despite Ron's interference or bad - mouthing.
Love and support are very common themes. The stories often show how Harry and Louis support each other through the pregnancy journey. It's about their strong bond.
One common theme is the exploration of their complex relationship. It often takes their initially strained relationship and turns it into something more intimate and caring due to the mpreg situation.
Power dynamics can also be a theme. Given the nature of the characters Harry and Tom from the original source, their power relationship might be re - examined in these fanfictions, especially considering the added element of mpreg which can change the balance in different ways.
One common theme is the exploration of new relationships. In these fanfictions, Harry and Charlie often start from a basic acquaintance or friendship and then develop deeper emotional and romantic bonds. Another theme is the acceptance within the wizarding community. Since mpreg is not a common concept in the original wizarding world, the stories often deal with how others react and accept this new situation.
One common theme is the exploration of the relationship between Harry and Severus in a very different context. Since mpreg is involved, it often delves into how they handle the unexpected situation, like Severus dealing with the physical and emotional changes of pregnancy while Harry is there to support him.
The theme of sacrifice also often comes up. The pregnant character may have to sacrifice certain aspects of their life, like their freedom or their career in magic. And there's the theme of acceptance. The character has to come to terms with their new state, and so do the people around them. It's about growing and changing in the context of this unique situation.
Love and sacrifice are also prevalent themes. The love between Harry and Charlie is tested and strengthened through the challenges that come with the mpreg. They might have to sacrifice their own desires for the well - being of their unborn child and each other.