THE STORY SO FAR: Jonah’s parents were eaten by a demon.  He wants to get them back.  So, together with his friends Stuart, a talking salmon, Humphrey, a bowtie and bowler-bedecked troll, and Calisto, a testy harpy, he’s out to do just that.  He and his friends have been puddle-jumping between dimensions (literally) to find a means of defeating the …