When Yoyo and Doc Croc meet a whale and an eagle they soon discover that they are in fact brothers who used to be human. An evil sorcerer transformed them as punishment for trying to help a Princess escape from his castle. The third brother, a fisherman, wants to break the evil spell but the sorcerer's magic is too strong. His only hope is to find a magic crystal ball.
Be part of this exciting and daring adventure and follow the three heroes as they set about defeating the sorcerer, freeing the Princess and transforming the whale and eagle back into humans.
This book accompanies the enchanting and hugely successful animated television series 'Simsala Grimm'.
