"On Shrove Sunday" by Maria Mathios is a parable novel about the eternal question of choosing between good and evil. The main character, a young girl Yavdosha, finds herself in front of an important decision that can change not only her own life, but also the life of her entire native village. In the book, the author adheres to a special style of writing that combines Ukrainian folk wisdom and modern realities. "On Shrove Sunday" is an exciting novel that makes the reader think about deep philosophical questions, viewing them through the prism of the life experience of the characters.