Newly arrived in the town of Two Castles, Elodie unexpectedly becomes the assistant to a brilliant dragon named Meenore, and together they solve mysteries. Their most important case concerns the town’s shape-shifting ogre, Count Jonty Um: Someone is plotting against him. Elodie must disguise herself to discover the source of the threat amid a cast of characters that includes a greedy king, a giddy princess, and a handsome cat trainer.