One idea could be that they have to face a powerful enemy while being pregnant. This would add an extra layer of tension as they not only have to protect themselves but also their unborn children. Maybe the enemy is after the special powers that their children might inherit.
A more complex plot could involve time - travel or alternate realities. For example, in an alternate reality, Wolverine and Storm are already parents and they have to find a way to bring that knowledge back to their own reality to prevent some sort of disaster that would otherwise happen to their unborn children.
One idea could be that they face a powerful new mutant threat together as a married couple. Their combined skills, Wolverine's combat abilities and Storm's power over the weather, make them a formidable team against the enemy.
One idea could be exploring how Gwen's friends and family react to the news. Some might be overjoyed while others could be worried. Another plot could involve Gwen dealing with the physical and emotional changes during pregnancy while also trying to maintain her normal life, like her hobbies or job. And a third could be about the father's role, if known, and how their relationship evolves during this time.
A plot could revolve around Kushina having premonitions about the future of her unborn child during her pregnancy. She might have dreams that she tries to interpret, and this could add an element of mystery. Also, it could be interesting to see how her pregnancy affects her ninja duties, if she has to take a break or if she finds new ways to contribute while pregnant.
One idea could be exploring how Kairi's friends react to the news. For example, Sora might be initially shocked but then become extremely protective. Another plot could revolve around Kairi preparing for motherhood while still dealing with the challenges in her world. Maybe she has to find a safe place to raise her child away from the ongoing battles.
Well, a great plot could be that Natasha discovers she's pregnant right before a big mission. They then have to decide whether she'll still go on it or not. Steve is all protective and wants her to stay back, but Natasha being Natasha, she has her own ideas. And as the pregnancy progresses, they could start to have different dreams for their child's future - Steve hoping for a normal life and Natasha seeing potential for another little superhero in the making.
Well, the story could focus on Stiles' relationship with the baby's father (assuming there is one). There could be a lot of drama if the father is not ready or if there are some secrets between them. Stiles might also struggle with the idea of becoming a parent so young and how it will change his future plans. He could start thinking about his own family and how his parents' experiences might influence his own journey into parenthood.
One idea could be exploring how Rachel deals with the physical and emotional changes during pregnancy. Maybe she has to balance her work or studies while carrying the baby. Another could be the reactions of her friends and family, like some being overly excited and others being more cautious.
One plot idea could be exploring how Elsa deals with the physical and emotional changes during pregnancy while still having to manage her ice powers. Maybe she has to learn to control her powers more carefully so as not to accidentally harm herself or the baby. Another could be about how the people of Arendelle react to the news. Some might be overjoyed, while others could be worried about the implications of a child with ice powers.
Maybe in the fanfiction, Hinata's pregnancy is a result of a special mission she went on with Sasuke. During the pregnancy, she starts to have strange dreams related to the future of the child and the village. These dreams guide her actions as she prepares to become a mother, and she tries to share these insights with Sasuke without giving away too much.
One plot idea could be Wolverine and Nightcrawler teaming up to rescue a group of mutant children from an anti - mutant organization. Wolverine's combat skills and Nightcrawler's teleportation would make for an exciting dynamic in sneaking in and out.