One interesting twist could be that someone from their past or future tries to manipulate the pregnancy for their own gain. This person could be trying to change the course of history through the baby. Lucy and Wyatt would then have to fight to protect their unborn child and the future.
One possible plot twist could be that Natsu initially doesn't believe it's his child. Maybe he has some self - doubts due to his past or his own insecurities. Another twist could be that there are external forces trying to harm Lucy because of her pregnancy, like dark guilds seeing it as a way to get to Natsu. And perhaps the pregnancy could also bring out a new side of Natsu, a more protective and responsible side that no one has seen before.
A possible story could be that they planned for the pregnancy. They've been through so much together in their adventures that they feel ready to start a family. Their pregnancy journey could be filled with small, sweet moments like Wyatt talking to the baby bump at night, and Lucy writing letters to their future child about their time - traveling experiences.
One idea could be that Lucy's pregnancy is unexpected and she has to deal with the reactions of her friends and family. Some might be overjoyed while others are worried. Another could be a story where the father of the baby is a mystery and Lucy goes on a journey to find out who it is. Maybe she discovers some secrets about her past relationships along the way.
One interesting plot twist could be that Lucy discovers she has a long - lost relative who tries to break up their marriage because of some old family feud. Another could be that Gray loses his memory shortly after the wedding and forgets he's married to Lucy, leading to a journey of rediscovery. Or perhaps a powerful dark wizard curses their marriage, causing them to experience strange and difficult situations until they find a way to break the curse.
One idea could be that Natsu and Lucy face challenges in their guild duties while being pregnant. They might have to balance protecting the guild and their unborn child. For example, they could go on a mission that seems easy at first but turns out to be more dangerous due to Lucy's condition, and Natsu has to be extra cautious to protect her.
One idea could be that they face challenges in preparing for the baby, like finding a suitable home. Maybe they have to deal with family reactions, both positive and negative. Another could be that during the pregnancy, they discover new things about each other's pasts.
One idea could be that Loke has to quickly adapt to the idea of becoming a father. He might start learning about parenting by reading old books in the Celestial Spirit World. Another could be that Lucy's pregnancy reveals some hidden magical powers related to motherhood in her family's lineage.
A plot twist might be that the baby has some sort of prophetic power even before it's born. This power could show visions to Morgana or Merlin about the future of Camelot. It could also be that the pregnancy is part of a grander magical plan set in motion centuries ago by an ancient sorcerer, and Merlin and Morgana are just pawns in this plan, not realizing the true significance of the pregnancy until later events unfold.
In some fanfiction, there could be a plot twist where the pregnancy is part of a grander scheme by an antagonist in their world. Maybe someone wants to use the situation to manipulate Beca and Jesse's relationship or their standing in the community, adding a whole new layer of drama to the story.
A possible plot twist in a Regina Gets Pregnant Fanfiction could be that the pregnancy progresses at an extremely rapid rate. Instead of the normal nine months, it might be just a few weeks. This would force Regina to quickly adapt to the idea of being a mother and also deal with the physical and emotional changes in a very short time. Additionally, what if the baby is a key to unlocking a long - forgotten magic in the realm? This would make Regina a target for those who want to use the baby's power for their own gain. Or, it could be that Regina's pregnancy is a sign of a new era in the magical world, and she has to figure out how to lead the way into this new future while carrying the baby.