Prepare yourself for a whirlwind of adventure, in which all of the most fantastic impossibilities finally become possible. When four ordinary teens are suddenly brought together in a strange place, for unknown reasons, they must learn to work together in order to heal the past and secure their own fates, encountering many mysteries along the way. Why were they chosen for these tasks? Who are the Four Hearts Club, and what is their purpose? And perhaps the most exciting question of all, do dragons really exist?