Love and relationship growth is likely to be a common theme. The presence of a baby can put a strain or strengthen their relationship, and fanfictions might explore how they navigate this new situation together. Also, themes of protection might be present as they would want to keep the baby safe in the fictional world.
Well, a prevalent theme is 'redemption'. Kol might be portrayed as a character seeking redemption through his relationship with Bonnie. Also, 'self - discovery' is common. As they interact, both Kol and Bonnie often learn more about themselves. For instance, Bonnie might discover a new side of her power or personality in relation to Kol. And of course, 'love conquers all' is a theme that frequently shows up, emphasizing that their love can overcome any obstacle.
One common theme is the idea of redemption. Kol is often portrayed as a character in need of redemption, and Bonnie can be the one to help him. Another theme is forbidden love. Since they come from different sides in the show's lore, their relationship can be seen as something that is not supposed to happen.
One common theme could be the challenges they face as a couple with an unexpected pregnancy. Another might be how their relationship evolves during this time.
One common theme is the exploration of their relationship's development. It might start from a chance encounter and then gradually build into a deep emotional and physical connection.
One common theme is family. It shows how Kol and Davina form a new family unit with their baby and how they protect and cherish it.
Some common themes could be love and protection. Since it involves a baby, the idea of protecting the innocent life might be prominent. Also, the relationship between Bonnie and Kai could be explored in the context of this new addition to their 'world' in the fanfiction, like how they adjust to being parents or caretakers.
I'm not sure specifically as it depends on the particular fanfiction. It could be a story where a character named Kol kidnaps Bonnie within the universe of the show or book that the fanfiction is based on. Maybe it's part of a complex plot involving magic, power struggles, or personal vendettas.
I'm not sure specifically which 'kol and bonnie baby fanfiction' stories are popular. You could try searching on fanfiction platforms like Archive of Our Own. There might be a variety of stories there that you can explore.
Power and its implications is another theme. Given their supernatural natures, how they use their powers in relation to their relationship is often written about. For example, Davina's power might be a source of both attraction and danger in their relationship.
Common themes in Harry and Kol fanfiction include the discovery of new powers. Their combined presence might unlock some new, unexpected magical or vampiric abilities. Another is the theme of trust - building. Given their different natures, it takes time for them to trust each other. And there's often a theme of facing a greater threat together. Whether it's a dark magic user or an ancient vampire foe, they have to work together, which tests and strengthens their relationship.