A shadow hangs over the house by the sea, where Max moves in with his family. Years ago, a boy is said to have drowned here under mysterious circumstances. From the old lighthouse keeper, Max learns that this boy fell victim to a mysterious magician named Cain, whom people also called the "Prince of Mist." When Max and his new friend Roland dive at the wreck of the sunken "Orpheus," they begin to feel that the old man hasn't told them everything. Could it be that the Prince of Mist is regaining power? Spanish Youth Literature Prize.