Well, the 'Shiffrin Ski School Story' could be a narrative that showcases the unique features of the ski school. It might talk about the different ski courses it offers, from beginner to advanced levels. It could also highlight any special events or competitions associated with the school. For example, it could be about how the school prepares students for important skiing championships. There could be tales of the school's traditions, the relationships between the instructors and the students, and how the ski school has evolved over time.
Well, the Ski Mask Girl story might revolve around a character named Ski Mask Girl. It could be that she is a unique individual in a small town or a big city. She might be using the ski mask to hide her face for privacy reasons. Maybe she has some secrets that she doesn't want others to know. It could also be that she is part of a group where wearing a ski mask is a symbol or a requirement. There could be a whole backstory about how she got the ski mask and what it means to her.
The Frozen Ski movie is not based on a true story. It's a work of imagination by the filmmakers to bring an exciting and fictional adventure to the screen. There are no real-life events or people behind it.
Since we don't have a lot of details about the Ski Mask Girl story, it's hard to determine the main character precisely. But, presumably, the Ski Mask Girl herself would be the main character as the story is named after her.