Often, these fanfics may also deal with themes of self - discovery. Losing his virginity can be seen as a milestone in Castiel's journey of becoming more 'human - like' in the Supernatural world, and the fanfic might explore his thoughts and feelings during this process at length. For instance, it could delve into how he copes with new sensations, emotions, and the possible consequences of this new experience in the complex world he inhabits.
One common theme could be the exploration of Castiel's character development in a more intimate and vulnerable context. It might show his growth in understanding human emotions and relationships.
You can try searching on popular fanfic websites such as Archive of Our Own (AO3). It has a large collection of Supernatural - related fanfics and might have the one you're looking for.
One common theme is Castiel's struggle with his angelic nature. He often has to balance his loyalty to heaven and his newfound connections with humans.
It could potentially explore themes of coming - of - age, self - discovery, and new relationships.
Another theme is growth. In these fanfics, Castiel usually grows as a character. He might learn about human values like love, friendship, and loyalty in a more intimate way since he's part of a family. For instance, he could start to understand the concept of a family dinner and the significance of sharing time with loved ones.
One common theme is power. Since Castiel is an alpha, his power is often explored, like how he uses it to protect or lead. Another theme is loyalty, as in how his pack or those around him are loyal to him, and vice versa.
The theme of sacrifice also pops up a lot. Castiel may have to sacrifice his angelic duties or powers for his wife, or the wife might sacrifice her own safety or desires for Castiel. This creates a sense of drama and emotional depth in the stories. For instance, in one fanfic, the wife gives up her chance at a normal life to stay with Castiel in the dangerous world of angels and demons.
One common theme is friendship. Since both Castiel and Cassiel are often portrayed as angels, their bond of friendship is a key aspect. Another theme is redemption. Many fanfics explore how they can redeem themselves for past actions.
The theme of protection is often present. Castiel, being an angel, has a natural inclination to protect. So in these fanfics, he not only babysits but also safeguards the children from various threats, whether they be physical or more supernatural in nature. For example, in some fics, he might protect the kids from demons while trying to make them eat their vegetables at the same time.
One common theme is loyalty. They are always there for each other in most fanfics, no matter what the situation is. Another theme is the struggle between the human and the supernatural world as Castiel is an angel and Dean is a human hunter.
Another theme is self - discovery. Castiel in these omega fanfics usually goes through a journey of understanding his own omega nature. He might discover new powers or abilities related to being an omega, or he might learn more about his place in the world. This can be really interesting as it gives a new dimension to the character that we might not see in the original source material.