One possible plot could be that Bella discovers she has a special child with unique powers. Maybe the child is half - human and half - something else, like in a supernatural setting. And she has to protect the child from those who might want to use the child's powers for bad things.
The plot of a 'bella has a child fanfiction' might revolve around the mystery of who the father of the child is. Bella is on a journey to find out the truth. Along the way, she moves to a new town with the child to start a fresh life. There, she gets involved in a local community project. The child befriends a group of kids who have their own secrets, and together they all learn about friendship and family values as Bella continues her search for the father.
It could be Edward. Since they had a deep connection in the original story, it would make sense for him to be the father in the fanfiction.
Perhaps in this fanfiction, Bella had the kid in unexpected circumstances. She might be trying to keep the identity of the father a secret from the kid and the town. As the kid grows up, he or she starts to ask questions, and Bella has to decide whether to tell the truth or keep the secret, which adds a lot of drama to the story.
It could be about Bella's journey of motherhood, like how she takes care of the baby, the challenges she faces in raising the child, and how it changes her relationship with others.
One possibility could be that Bella is in a world where having multiple mates is common. She might struggle to balance her feelings for both mates. Maybe one mate is more adventurous and the other is more nurturing, and she has to figure out how to incorporate both relationships into her life.
Maybe the fanfiction could be about Naruto's child feeling the pressure of living up to their father's great name. They struggle in their ninja training because everyone expects them to be as good as Naruto right away. Along the way, they meet a group of outcasts and together they learn to find their own strength, different from Naruto's, and prove themselves to the village.
Well, it could be about Bella having a secret power that she has to hide from the world in the fanfiction. Maybe she can communicate with animals secretly and is afraid of being seen as a freak.
In this 'bella has two mates fanfiction', perhaps the two mates are from different factions or species. This creates a lot of conflict and intrigue. Bella may find herself in the middle of a power struggle or a cultural clash. She could be trying to bridge the gap between the two, while also dealing with her own romantic feelings. The story could explore themes of acceptance, love across boundaries, and the power of unity.
The plot could be that Bella's red jeep is stolen, and she embarks on a journey to find it. Along the way, she meets interesting characters who either help or hinder her search.
Perhaps Bella's bad childhood in the fanfiction is due to being bullied at school constantly. She might be an outcast, different from the other kids in some way. This could lead to her having low self - esteem and constantly fearing going to school. The story could then follow her journey of trying to overcome this and find her place in the world.
Maybe the plot would revolve around the relationship between Percy and the goddess. It could show how they met, fell in love, and decided to have a child. Then it might explore how the other gods and goddesses react to this union and the birth of the child.