Roaming the Mediterranean on sailboats and hunting down monsters is the only life sixteen-year-old Indi and his siblings have ever known. He never loved it, but now that his parents are gone--recently vanished at sea during a hunt--it's harder and harder to fight his desire to escape. He's constantly weighing his need for freedom against his ferocious love for his siblings and the temptation of his parents' journal, which contains directions to a...