Conflict is likely a theme as well. There could be internal conflict within Wesker about his new role as a potential father and protector. Externally, there might be other characters or forces that oppose their relationship or pose a danger to the pregnant reader, which creates drama and tension in the story.
Protection could be a common theme. Since the reader is pregnant, Albert Wesker might be portrayed as being very protective of her. Maybe he uses his skills and power to keep her and the unborn child safe from various threats.
Another theme is adventure. Given Wesker's involvement in various dangerous and high - stakes situations in the Resident Evil universe, the stories might take the reader on an adventure with him. They could be on a mission to stop a new virus outbreak or dealing with other threats together. This allows for a lot of action - packed scenes and the development of the relationship between the two characters. And often, there is a romantic undertone to these adventures, as the relationship between the reader and Wesker develops during these events.
I'm not sure of specific 'albert wesker x pregnant reader fanfiction' offhand. But you can try searching on popular fanfiction websites like Archive of Our Own. They usually have a wide variety of fanfictions, and you might be able to find some related to this pairing there.
Another place could be Wattpad. It has a wide variety of fanfiction, including those related to Albert Wesker and a reader - insert. However, the quality may vary, so you might need to do some sifting through the stories to find the really good ones. Some writers on Wattpad are very dedicated and create interesting plotlines for this type of pairing.
The theme of anticipation is also quite prevalent. Both Sebastian and the reader are anticipating the arrival of the baby. This can be shown through things like preparing the nursery together, or just talking about what the baby will be like. There's a sense of excitement and nervousness that runs throughout these stories.
One common theme is protection. Loki often takes on the role of protector, ensuring the safety of the pregnant reader and their unborn child. For example, in many stories, he wards off threats from his enemies who might try to harm the reader or use the pregnancy for their own gain.
One common theme is protection. The TMNT are known for their protective nature, and in these fanfictions, they will often go to great lengths to keep the pregnant reader safe from various threats.
A common theme is protection. The Hetalia characters often take on the role of protecting the pregnant reader from any harm, whether it's physical or emotional. For example, they might be extra vigilant about the reader's health.
One common theme is the shock and adjustment. Usually, both Karma and the reader character have to adjust to the idea of a pregnancy. Another theme could be support, like how their friends and family react and support them during this time.
Another theme is the anticipation and preparation for the new arrival. The stories could focus on how they decorate the nursery, pick out baby names, or attend prenatal classes together. It's all about building up to the big moment of the baby's birth and how their relationship evolves during this process.
Emotional support is also a big theme. The pregnant reader may have moments of doubt or worry, and Grillby is there to offer comfort. He might listen to the reader's concerns about becoming a parent and reassure them with his calm presence and kind words. This shows the deep emotional connection between them during this special time.