What are some interesting plot ideas for 'Twilight Bella has a baby' fanfiction?

One idea could be that Bella and Rosalie have to team up to protect the Cullen family from a new vampire threat. They start off disliking each other but as they face challenges together, they develop a mutual respect.

There could be a story where Caius has a change of heart after meeting Bella. In the Twilight world, Caius is known for his strict and often cruel ways. But when he encounters Bella, he starts to question his own beliefs. Maybe Bella gets lost in the Volturi territory and Caius finds her. Instead of punishing her, he is intrigued by her. This could lead to a story of him trying to understand her human - vampire relationship with Edward from a different perspective. He might even start to envy Edward in a way, which could create a whole new dynamic in the fanfiction.

Maybe in a fanfiction, Demetri discovers that Bella has a hidden power that not even the Cullens are aware of. He then has to decide whether to report it to the Volturi or keep it a secret and help her develop this power. This could create a complex relationship between them, full of trust issues and moral dilemmas.

One plot idea could be that Felix, instead of being a villain, becomes Bella's secret protector in the Twilight world. He might sense some unique power within her that even the Cullens are unaware of. This could lead to a series of adventures where they have to hide their alliance from both the Volturi and the Cullens.

One idea could be that Bella is a vampire from the start but has been in hiding. She could be on a mission to uncover a secret vampire society that has been causing trouble in the Twilight world. This would change her relationship with the Cullens as she'd be more of an equal, not a fragile human.

One idea could be Carlisle having to protect Bella from a new vampire threat that is specifically targeting her for her unique connection to the Cullens. Maybe a group of nomadic vampires who are jealous of the Cullens' lifestyle.

One possible plot could be about the challenges of raising a baby in the world of Jacob and Bella. Maybe the baby has some special powers that they have to protect it from the wrong people.

A plot could involve Bella training in some ancient vampire magic that Edward doesn't know about. It could be a way for her to assert her independence and also help in the fight against their common enemies.

Another plot idea could be that Bella starts to have strange dreams during the honeymoon. These dreams seem to be prophetic, showing her glimpses of their future together and some potential threats. Edward tries to comfort her and figure out what these dreams mean, which could lead to a deeper exploration of their relationship and the Twilight world.

One idea could be that Bella discovers a new power that she and Edward have to figure out how to control together. It adds a new layer to their relationship and the overall Twilight -esque world they inhabit.