Fourteen-year-old Oscar Peregrin has a lot on his plate. With the help of a tiny green dragon, ‎Hercules, and a blue-haired girl, named Anthia, he embarks on the most dangerous ‎mission ever, across Etherea, to discover a magical stone, named Sphragidus, the only one ‎that can eliminate Shadow, leader of the Underworld. The plot thickens when Oscar falls in ‎love and comes upon the most tremendous secret of the Underworld, the Silent Magician.‎