Life has been pretty peaceful for Corydon and the other monsters since their epic battle with the heroes. Then the Minotaur is kidnapped...
Corydon and his friends are faced with a rescue mission -- a mission which will lead them all the way to the celebrated city of Atlantis. But first they must voyage across the high seas. Their only clue to the Minotaur's location is a tiny, intricate medallion. After an eventful and terrifying journey, they finally reach their destination. But Atlantis is a city riddled with secrets -- and a war between the gods is threatening to tear it apart. Can Corydon and his friends rescue the Minotaur before Atlantis is destroyed forever?