Often, there's the theme of relationship dynamics. The pregnancy might cause a rift or bring characters closer together in the face of the scandal. It shows how different characters react to the news and how it affects their relationships with others in the story.
One common theme is the struggle of the character dealing with the unexpected pregnancy within the context of the scandal. It could be about how they face society's judgment.
Another theme could be redemption. The character who is pregnant as a result of the scandal might strive to redeem themselves in the eyes of others. This could involve making difficult decisions, facing consequences, and trying to build a better future for themselves and their unborn child within the framework of the story's world.
One common theme is betrayal. For example, a character might betray their friend or lover, which leads to a big scandal. Another theme is secrets. When secrets are revealed, it often causes a scandal within the story's world.
One common theme is the reactions of the other characters. How Fitz, for example, might respond to Olivia being pregnant. It could be a mix of shock, joy, or concern depending on the nature of their relationship in the fic.
Love and friendship are very common themes. Just like in the original story, fanfictions often explore the complex relationships between the characters, how their love and friendship develop and change over time.
One common theme is redemption. Many fanfictions explore how the characters can redeem themselves after a scandal. For example, a character who made a big mistake in the original story tries to make up for it in the fanfiction.
One common theme could be the resolution of relationship conflicts. In such fanfiction, the makeup part often involves characters coming to terms with their differences and finding a way back to each other. For example, two characters who had a public spat might use the makeup sex as a way to show that their love or connection is stronger than the scandal that drove them apart.
Since I'm not well - acquainted with this specific fanfiction, it's hard to say for sure. But generally in scandal - related fanfiction, themes like betrayal, power struggles, and secrets might be common.
One common theme is survival. Since 'The 100' is set in a harsh world, the pregnancy adds another layer of challenge. The characters have to ensure the survival of the mother and the unborn child in a world full of danger.
One common theme is the exploration of power dynamics. When a scandal occurs in the Sherlock universe with an OC involved, it often shows how power shifts between characters. For example, an OC might be in a position where they have some power over Sherlock or Watson due to the knowledge of the scandal. Another theme is redemption. The OC might be a character who has made mistakes and is involved in the scandal, but then tries to make amends throughout the fanfic.
Love and support are common themes. Usually, Bella's relationship with Edward or other important characters deepens as they support her through the pregnancy.
Another theme is the relationship changes. Her relationship with the baby's father might be explored, whether it's a new relationship or an existing one. There could also be changes in her friendships as she focuses more on her upcoming motherhood.