About the book: year / Aria Muar, the future queen of Gilleria, is faced with the fact that her island is being overtaken by a previously unknown disease. Residents go on strike, the father is on the verge of death, and only the blood of a dragon hidden in the depths of the sea can bring healing to everyone and correct the critical situation. Will Aria be able to save her father and snatch her people from the clutches of the suffocating disease? Who really lives in the depths of dangerous waters? And what legend does the raging and merciless Emerald Sea contain??