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.
The girl could be a princess in a fairy - tale - like fanfiction. She is tied up by an evil witch. Her magical glasses that allow her to see through the witch's illusions are lost. A brave knight or a forest sprite could be the characters who come to her aid. They would have to find the glasses to defeat the witch and save the princess.
It could be a journalist girl. She is tied up by a corrupt politician's henchmen because she was getting too close to a big story. Her glasses are lost in the struggle. Another journalist or an undercover agent could be the character who tries to save her. They would search for her glasses as they know she needs them to read important documents related to the story.
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.
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.
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.
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.
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.
Maybe she would be in a state of panic and confusion after the crash. Without her glasses, she might have trouble seeing clearly which could add more danger to her situation. For example, she could misjudge distances while trying to find an exit or other survivors.
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.
The fanfiction could focus on how the girl copes with losing her glasses while being missing. She might use other senses more acutely. Like, she listens more carefully to the sounds of the forest to avoid danger. Also, the discovery of her lost glasses by someone else could be a turning point in the story, either leading to her rescue or more complications.
The girl losing her glasses on the roller coaster could be the start of a really interesting story. It could lead to her meeting a group of other roller coaster enthusiasts who are also a bit clumsy or accident - prone. They form a bond over their shared experiences at the amusement park. Together, they search for her glasses, asking ride operators and looking in all the nooks and crannies near the roller coaster. As they search, they share stories and jokes, and by the end of the day, not only does she find her glasses (maybe in a really unexpected place like stuck on a seagull's beak), but she also has a new group of friends that she looks forward to going on more adventures with at the amusement park.
Well, perhaps she could be helped by a mysterious stranger. He might be a wizard in a fantasy - based fanfiction. He could use his magic to repair her glasses if they were broken. And from there, a magical adventure could unfold as they journey together through enchanted forests and face various magical creatures.