Krono Monk and The Secrets of D

Krono Monk seems to be an ordinary boy-so it seems. He has lost many things but a letter changes his life. He discovers a new world: The Magical World. He must complete an unfinished task by his brother, and has the guidance of D. D sends him small notes. Can he and his new buddies be able to find out who D is? Will they meet up to D's expectations? Read to find out. (Based off HP.