Inside this book lies the secret to the best-tasting chocolate in all the world. I promise, your taste buds will tingle. Your palate will sing! Oh no, have I accidentally tempted you to listen to this audiobook? I will warn you, however, the most delicious things are never good for you--and this story is particularly scrumptious! In ths tooth-rotting adventure, Cass's mom has been kidnapped by the sinister, blind chef and chocolatier, Señor Hugo! The ransom: the legendary Tuning Fork. Can Cass and Max-Ernest find the magical instrument before it's too late? Will they discover the evil secret ingredient to Señor Hugo's chocolate success?