"Ka" is a philosophical novel by the famous Ukrainian writer Olena Stepanenko. In this book, the author explores the themes of self-identification, finding one's place in the world, and understanding the roots of one's self. The main character travels through space and time, meeting a variety of images and stories that help her understand herself better. With the help of deep philosophical reflections and poetic speech, Olena Stepanenko creates a unique atmosphere that fascinates the reader and leaves behind many questions. "Ka" is a book that carries many layers of meaning and encourages deep reflection on life and human destiny.