A plotline could involve Sakura struggling to continue with her normal life, like her studies or job, while dealing with the physical and emotional aspects of the unwed pregnancy. She may also face judgment from society or her community. Or perhaps she decides to keep the pregnancy a secret for a while and has to go through all the changes alone, until it becomes impossible to hide.
One possible plotline could be Sakura facing the challenges of telling her family and friends about the pregnancy while being unwed. There might be conflict within her family, some being supportive and others disappointed. Another could be her trying to figure out who the father is if there was some mystery or complication in her relationships.
In a'sakura unwed pregnant fanfic', there could be a plotline where Sakura is in a love triangle, and the unwed pregnancy complicates things even more. The two potential fathers may have different reactions and intentions. She might also have to make decisions about whether to raise the child on her own, give it up for adoption, or try to make a relationship work with the father for the sake of the child. Additionally, her friends could play different roles, either supporting her or distancing themselves because of the situation.
I'm not sure if it's a 'popular' genre specifically. Fanfic genres vary widely in popularity depending on different fan communities. Some may find the idea of exploring unwed pregnancy in the context of sakura (assuming it's related to a character named Sakura from a particular work) interesting for character development and storytelling, but it might not be mainstream.
A plotline might involve Sakura facing a lot of judgment from the village. But she stands strong and raises the child with the help of her friends like Naruto and Ino. They support her emotionally and sometimes even materially. As for Sasuke, he might be on a journey of self - discovery and when he hears about the pregnancy, he has to decide whether his path still lies away from Konoha and his family or if he should change his ways.
One possible plotline could be that they are forced into a situation where they have to be together, and over time, feelings develop and Sakura gets pregnant. Another could be a magical or alternate universe situation where their relationship is different from the original Naruto story, leading to her pregnancy.
One possible plotline could be about Maleficent's journey through pregnancy while dealing with the challenges of her dark magic and how it might affect the unborn child. Another could be how the other characters in the Maleficent universe react to her pregnancy.
A plotline could also involve the magical aspects of the pregnancy if it's set in a magical world. There could be special precautions or magical events related to the unborn child. For instance, certain spells need to be cast for a healthy pregnancy, or there are prophecies about the baby that add an element of mystery and adventure to the story.
Perhaps there's a plotline where they are on opposite sides of an issue within the village. This causes them to oppose each other physically. It could be something related to a new law or a decision made by the Hokage. As they fight, they also have to deal with the moral implications of their actions. Sakura might be fighting for what she believes is right for the well - being of the villagers, while Neji has his own reasons rooted in his clan's values or his personal code of honor. Their battle would not only be about physical strength but also about the clash of their ideals.
One possible plotline could be Sakura having to overcome her blindness while still training as a ninja. Maybe she develops new skills that rely more on her other senses. For example, her sense of smell or hearing could be heightened to detect enemies or find her way around.
Perhaps Sasuke uses Sakura to get closer to some information. He might know that Sakura has connections or knowledge that can help him in his quest for revenge or for protecting the village. So he uses her in a strategic way while she is initially unaware of his motives. As the story progresses, their relationship could develop in complex ways.
One possible plotline could be that Sakura is in a difficult social situation, like in a school or a workplace where she feels pressured to always seem happy, so she puts on a fake smile. As the story progresses, she meets someone who sees through her facade and helps her open up.
A possible plotline could be that Sakura is from a secret organization against Konoha. She is sent as a spy, but as she lives in Konoha, she starts to question her loyalty and falls in love with the village and its people.