Fantasy Saga D-Type

Fantasy Saga D-Type tells the story of a young knight named Seren, who seeks to save his world from destruction at the hands of an evil spirit from another realm. To do this, he must seal the twelve doors that allow the power of the demon to flood into his world. Along the way, Seren encounters friends to help in his quest, from a priestess of the great world tree to an angel sent by the god M'Sra to deliver a magic sword that acts as a key to a futuristic device. A powerful device named D-Type that resides on a continent that floats through the sky.