Who are the main characters in the story?
The story follows a young girl and her grandmother who live in a small village in the forest and go on a magical journey together.
The main characters in the story are the young girl and her grandmother.
Complete the following task based on the instruction and optional input provided.### Instruction:
Who are the main characters in the story?

### Input:
The story follows a young girl and her grandmother who live in a small village in the forest and go on a magical journey together.

### Output:
The main characters in the story are the young girl and her grandmother.