In this fanfiction, it could be that Lucy is part of a society with strict rules about pregnancy out of wedlock. She runs away pregnant to avoid the shame and punishment that would come her way. As she runs, she might meet other outcasts who support her. She then has to figure out how to survive, find medical care for her pregnancy, and create a future for herself and her baby.
A midwife or a doctor in the area where Lucy ends up could be a main character. Since she's pregnant, she'll need medical assistance. This character could be kind and understanding, providing not only medical help but also emotional support. And then there could be a local villager who initially suspects Lucy but then becomes her ally as they get to know her story.
One possibility could be that Stiles runs away because he's afraid of the reactions from his friends and family. Maybe he thinks they'll be disappointed or angry. He might go to a place where no one knows him to start a new life for himself and his unborn child.
Well, perhaps Kagome runs away because she's pregnant and fears the reaction of her family or friends. Maybe she wants to protect the unborn child from some sort of danger or judgment in her original community.
It could be that Naruto discovers something about the nature of his pregnancy that scares him. For example, he might find out that the child has some sort of special power that could put it in danger. So he runs away to figure out how to handle the situation without endangering the village or the child. He might seek out a hermit or an old sage to get advice on what to do.
One possible plot could be that Kaoru runs away to protect the unborn child from some sort of danger or unwanted situation in her current environment. Maybe there are people who don't approve of her pregnancy and she feels the need to escape to a place where she can raise the child in peace.
One possible plot could be that Mal runs away to escape some kind of danger in her world. Maybe there's a powerful enemy after her and she decides the best option is to flee and find a safe haven. She might encounter new friends or allies during her journey who help her face her fears and the threats.
One possibility in 'Percy Runs Away Fanfiction' is that Percy runs away because he is being hunted. There could be a powerful enemy after him, and he decides that running away is the best way to keep his loved ones out of danger. So he leaves his home and goes into hiding, maybe in a far - off land or a hidden magical place, and while he's away, he has to learn to survive on his own and also figure out how to defeat the enemy that's chasing him.
Well, perhaps Luigi runs away because he's tired of living in Mario's shadow. He might decide to explore new lands on his own, meet new characters, and have adventures that are just about him, not always being the sidekick.
Perhaps Ash runs away after an argument with his friends. He feels like they don't understand him. He runs off to a beach town where he meets a mysterious old trainer. The old trainer tells Ash stories of his own past adventures and failures. Ash realizes that running away isn't the solution and decides to go back to his friends, with a new perspective on their relationships.
It could be Ron. Maybe they had a falling out or some sort of misunderstanding during their relationship, and Hermione runs away when she discovers she's pregnant. Another possibility is that it's a new character, someone she met during one of her adventures or studies. This new character could be from a different magical culture, and their relationship was a secret.