Ruelle and Caroline have a complex relationship. Caroline loves Ruelle but also resents her, believing that Ruelle always gets more attention and that people find her prettier. Caroline feels invisible compared to Ruelle. Despite this, they are genuinely close — Caroline comforts Ruelle after their father's outbursts, and Ruelle helps Caroline prepare for her wedding. Their relationship is loving but tinged with Caroline's jealousy.

Ezekiel ended up marrying Caroline, Ruelle's younger sister. Mrs. Belmont deliberately switched the brides at the wedding — Caroline wore an opaque veil so Ezekiel couldn't see her face until after the ceremony. Ezekiel had intended to marry Ruelle and was furious when he discovered the deception.
Ezekiel ended up marrying Caroline, Ruelle's younger sister. Mrs. Belmont deliberately switched the brides at the wedding — Caroline wore an opaque veil so Ezekiel couldn't see her face until after the ceremony. Ezekiel had intended to marry Ruelle and was furious when he discovered the deception.
Caroline had originally wanted to attend Sexton, but their parents secretly submitted Ruelle's name instead. Mrs. Belmont's true motive was to use Sexton's compensation money to help the family's finances, and she also had plans to marry Caroline off to Ezekiel Henley.
Caroline had originally wanted to attend Sexton, but their parents secretly submitted Ruelle's name instead. Mrs. Belmont's true motive was to use Sexton's compensation money to help the family's finances, and she also had plans to marry Caroline off to Ezekiel Henley.
Hailey Elliot is Ruelle's best friend at Sexton, whom she met on the carriage ride to the academy. She is a cheerful, kind girl whose dream is to become a head maid. She rooms with the Elite vampiress Blake Stelaris and consistently supports and protects Ruelle throughout their time at Sexton.
In the fanfic, the pregnancy could be the catalyst for them to truly open up to each other. They might share their deepest fears and desires. Klaus could reveal his insecurities about being a father, fearing he'll be like his own father. Caroline could comfort him and they could bond over their hopes for the baby. As the pregnancy progresses, their love could grow stronger, and they could become a more united front against any threats.
Ruelle's locket is a cherished keepsake from her deceased biological mother, who died giving birth to her. She wears it close to her heart and draws courage from it. She lost it during the Hunt and Stake game in the maze, and was devastated until Mr. Jinxy found it near the maze entrance and returned it to her.
Their relationship could become more intimate as they bond over the baby. They might start to see each other in a new light, with Klaus showing a more tender side and Caroline learning to trust him more deeply.
It could become more intense. They now have a shared responsibility, so they might be more connected. Klaus might be more tender towards Caroline, and Caroline might start to see Klaus in a different light, perhaps more as a partner rather than just an acquaintance.
It could start to develop in new ways. For instance, if they go back to a time when Stefan was still with Elena, Caroline might see a different side of him. This could either make her fall for him more or create some tension between them. But as they work through these issues, they could end up with a deeper and more complex relationship. They might also discover new things about each other that they didn't know before, like hidden fears or desires from their pasts, which would bring them closer together.