"Mirror of Obsidian" is an exciting book by the famous writer Catherine Ruby, which combines elements of fantasy, science fiction and adventure genre. In this book, readers will discover a mysterious world where reality intertwines with magic, and the protagonists encounter mysterious creatures. The main character, Molly, discovers extraordinary abilities and finds herself in the middle of intrigue and danger. She has to find a way out of the tangled labyrinth of time and space, where every step can be decisive. "Mirror of Obsidian" is a book that will impress with its atmosphere, will be remembered with an exciting plot and will make the reader think about many important questions.