Maybe it's a group of thieves in a fantasy - like city. The girl witnesses them stealing from an old lady and decides to intervene. She takes them on and manages to beat them up, but her glasses are knocked off during the fight. The thieves could be part of a larger criminal organization that might come after her later for interfering.
One possible plot could be that the girl is a bullied student. She gets constantly picked on by a bully. One day, she snaps and beats up the bully in self - defense. In the process, her glasses get knocked off and broken. After that, she might face consequences from the school but also gain newfound respect from her peers who were also victims of the bully.
The girl could be a young student who was abducted by bullies. The bullies tie her up, and during the process, her glasses are lost. A kind teacher or a fellow student who stands up to bullies could be the one to rescue her. They would then help her look for her glasses, which are important for her to see clearly in class.
In a detective - themed fanfiction, the girl is tied up by the criminal she was investigating. She loses her glasses during the scuffle. The detective protagonist has to piece together the clues she left before being tied up, while also looking for her glasses which might hold some vital evidence. As he searches for the glasses, he gets closer to finding the truth and rescuing the girl.
A kind - hearted fellow passenger could help her. Maybe someone who is uninjured and has a good sense of orientation in the chaotic post - crash scene.
The obvious main character would be the girl who experiences the wedgie and loses her glasses. There could also be a bully who gives her the wedgie in the first place. Maybe this bully later has a change of heart and helps her look for her glasses.
She might start to panic and look everywhere for her glasses. Maybe she'll ask the people around her if they've seen them.
Perhaps in the fanfiction, the girl is a bit of a clumsy character. She gets a wedgie, which causes her glasses to fall off and break. This then sets off a chain of events where she has to get new glasses. But she's worried about what people will think because of how she lost the old ones. She might have to save up money for new glasses and in the process, learn to be more careful.
In a fanfiction setting, the girl who tripped and lost her glasses could be a magical being in disguise. When she tripped, it could be a sign that her powers were about to be revealed. For example, she might be a fairy whose glasses were enchanted to hide her true identity. Losing them could lead to a series of adventures as she tries to retrieve them before the wrong people find out who she really is.
In the fanfiction, it's possible that she tries to continue the hike without her glasses. She could end up getting lost because she can't see clearly. Her squinting might also cause her some physical discomfort, like headaches. However, this could also be a turning point in the story. For instance, she might meet a group of hikers who have some spare glasses or a way to fix her own. This could lead to new friendships or plot developments in the fanfiction.
One possible plot could be that the girl is bullied at school, which is the abuse. The bullies snatch her glasses and break them. As she struggles without her glasses, she might find an unexpected ally who helps her stand up to the bullies. This ally could be a new student or a kind teacher. They then work together to expose the bullies' actions and get justice for the girl.