She might develop a stronger sense of self - preservation. Since she has a life growing inside her, she'll do anything to protect it. This could lead to her learning new skills or forming new alliances. Also, she could become more patient as she has to deal with the physical and hormonal changes that come with pregnancy.
During the pregnancy, Bellamy could develop in many ways. She may find a new purpose in life. Instead of just focusing on survival, she now has to think about the future of her child. This could make her more forward - thinking. She might also become more in tune with her emotions. The pregnancy hormones could bring out feelings she's been suppressing. And she could grow closer to certain characters who support her during this time, while drifting away from those who don't.
A great plot could be that Bellamy discovers she's pregnant and it causes a rift in her relationships. Some people in the group might see it as a liability, while others see it as a new beginning. Or perhaps there's a mystery around the pregnancy, like she doesn't know who the father is and has to figure it out while also protecting the unborn child from various threats.
The OC could also develop in terms of her powers. Maybe the pregnancy enhances or alters her powers in some way. This could lead to new story arcs where she has to learn to control these new aspects of her abilities while also dealing with the physical and emotional changes of pregnancy. For example, if she has telekinetic powers, the pregnancy might make them stronger but less stable at times.
There are fanfictions that focus on Bellamy's relationships, like a deep exploration of his friendship with Clarke. In some stories, their bond is tested in extreme situations and how they overcome it together. It gives a different perspective on their dynamic.
For Blake, this situation could make him more in - tune with his emotions. He might have to face his own fears about becoming a father and providing for the family. Ruby may develop a new sense of purpose. She could start to see the world from a different perspective, thinking not only about herself but also about the future of her child. Their development would also be influenced by the reactions of the people around them, which could either strengthen or test their relationship.
One great 'Bellamy Blake fanfic' is 'Surviving Together'. It beautifully explores Bellamy's character growth. Another is 'In the Midst of Chaos' which has an interesting take on his relationships within the story's setting. And 'Bellamy's Redemption' is also a good read as it delves deep into his journey of self - discovery.
She might become more empathetic. Pregnancy can bring out different emotions, and Abby could start to understand others' situations better. For example, she might be more patient with victims in cases.
She could develop more patience. Pregnancy often requires waiting and dealing with discomfort, so she might become more understanding of others' situations.
She could become more assertive. Since she is going to be a mother, she might start standing up for herself and her unborn child more in her relationship with Christian.
She could develop more empathy. The experience of carrying a new life might make her more sensitive to the plights of others in the RWBY world.
She might become more empathetic. Mary has often been a bit reserved and proud, but pregnancy could soften her. She may start to see the world from a different perspective, especially when it comes to the lower - class servants who also have children or are mothers. This new - found empathy could change how she interacts with people in the household.