
This manga is base on a boy named Ral he is 14,Ral is the son of a king he was locked up in a a ball like cage by his father since he was born, because he had a shadow of a dragon called Grad in him, it base on a game. , then he is let out from his cage to protect the kingdom from evil shadows that wish to destroy it. and he aims to kill the shadow queen so Gard can return to hi place.