This is an automatically translated description

Lera lives with her parents, grandmother and younger brother in a small mining town. She is in the fifth grade and loves to read. The girl has a best friend, Vasyl. Suddenly, during an excursion to the local history museum, she sees a Book that no one else can see. The girl learns that she is a Reader and can travel through the pages of the Book. Together with Vasyl, while investigating the disappearance of stories and their authors from human memory, they enter the world of fairy tales, search for mysterious creatures called letterers, and help the Book save its inhabitants.