Well, perhaps the story could focus on Talia al Ghul's pregnancy in a world where her powers are affected. Since she's pregnant, her physical and mental abilities might change. She could then have to rely on others for help, which is a big deal for someone as independent as her. This could lead to new alliances and a whole new dynamic in the story, as she has to adapt to not being as in - control as she usually is.
One plot idea could be exploring how Talia deals with her pregnancy while still being involved in the complex world of the League of Assassins. Maybe she has to hide it from some of her enemies within the organization who might see it as a weakness.
A possible plot is that Talia al Ghul is on a mission in the ninja world. There, she crosses paths with Naruto. Naruto is intrigued by her skills and mysterious nature. They form an uneasy alliance at first. As time passes, they find themselves sharing their stories of loss and determination. Their relationship deepens as they train together and learn from each other's combat styles and ways of life.
One idea could be that Talia has to choose between her loyalty to her father and her love for Batman. She could be in a situation where she has to betray one to save the other.
A possible fanfiction plot could involve Naruto being sent to the DC universe to learn new forms of combat. He meets Talia al Ghul who offers to train him in her unique fighting style. As they train together, they discover that they have more in common than they thought, like their loyalty to their respective causes and their ability to make tough decisions. Their relationship could develop into a strong friendship or something more as they continue to explore each other's worlds.
A more complex fanfiction could be about a prophecy that involves both Naruto and Kate Talia al Ghul. They are brought together by a seer who claims that only by combining their powers and knowledge can they prevent a great disaster. Along the way, they face many challenges, not only from the impending doom but also from the political intrigue and power struggles in Kate Talia al Ghul's world, as Naruto's presence disrupts the existing power balance.
One idea could be that Talia al Ghul somehow ends up in the wizarding world of Harry Potter. Maybe she is on a mission related to some ancient magic that exists there. She could cross paths with Harry and his friends, and her skills in combat and stealth would make for some interesting interactions. For example, she might help them during a dangerous encounter with Death Eaters, using her unique fighting style that combines martial arts and weaponry.
Bruce Wayne could be a great character to include. Given their past relationship, he might be concerned about Talia and the baby. His sense of justice could put him in a difficult position, especially if Talia's family's actions endanger the baby. Ra's al Ghul, her father, is also an obvious choice. His reaction to Talia's pregnancy could range from using it to his advantage to being protective in his own, rather cold, way.
Ra's al Ghul, if he's still alive in the fanfiction, could be an antagonist. He might have different plans for Talia's future and the baby that don't align with what Talia wants. Maybe he wants the child to be raised in a certain way that Talia disagrees with, leading to a conflict between father and daughter.
Well, one possible plot could be that Batman decides to marry Talia al Ghul to gain access to the League of Shadows' resources in order to fight a greater evil in Gotham. He might think that by uniting with her, he can reform the League from within and use their power for good.
A fanfiction could also focus on the clash of their ideologies. Naruto believes in the power of friendship and hard work, while Talia has been brought up in a world of power plays and shadowy organizations. This ideological difference could be the source of great conflict and growth for both characters as they try to understand each other and find a middle ground.