Corseltel No Ryuujitsushi Monogatari. Corseltel is a fantasy land where dragons and humans live together in peace. Dragon Sorcerers, in return for borrowing power from the dragons to use magical spells, must take care of the dragon offspring. Mashel, said to be one of the best dragon sorcerers in all of Corseltel, is capable of using all 7 dragon forms, meaning that he will take care of 7 different dragon babies. Each children of the dragon.