It could be a first-person narrator who is a character in the story or a third-person narrator who is outside the story looking in.
In fiction, it could be the author using a first - person narrator. For example, in 'The Catcher in the Rye', Holden Caulfield is the narrator, so it's like he's directly telling us his story. This gives a very personal and subjective view of the events.
A character within the story can be the storyteller. This character might be involved in the main plot or just an observer. For example, in some detective novels, the detective might be the one narrating, sharing their thoughts and discoveries as the story progresses.
It's usually the author or the creator of the story. They have the control over this aspect.
He could be telling the story to his friends. They might be sitting around a campfire or in a treehouse.
Perhaps she is telling the story to her younger siblings. They might be sitting around her, wide - eyed with excitement, as she weaves her tale.
It could be to the little children in Arendelle. Olaf loves making people happy, especially kids, so he might be sharing his story with them to bring some joy.
It could be the author. In many books, the author is the one who tells the story, guiding the readers through the plot, introducing characters, and creating the overall atmosphere.
He could be telling the story to his fellow Saiyans, if there are any around. Maybe he's sharing his knowledge or experiences with them.
Well, without more context, it could be anyone. It might be the author of a book, a narrator in a movie, or just someone sharing their personal experience at a gathering.
There's no information given about who Olaf is telling the story to. It could be his friends like Anna, Elsa or Sven. Maybe he's telling it to a group of little children in Arendelle.