The book opens the magical world of the planet Turkvaza, on which every child has a faithful and kind friend - a flying dragon. The planet is full of secrets and mysteries. Dragons help children reach the most remote corners of the planet and explore all its secrets. One day an inexplicable event happens. The girl Shanna and her friends go in search of a solution to everything that happened. The heroes will have to investigate the mystery of the missing nest of dragons, travel through time, fly to the magical land of Inania, correct the mistake they made, and use magic crystals that make animals and birds speak human language. Read in the book how heroes will change the history of their planet, and dragons will learn to sing.