The Radiant King — Ashley Capes

Things aren't exactly getting easier for Reed Lavender. Old obligations and new cases are piling up but in the aftermath of Feronia's defeat, answers are still too thin on the ground. But one clue - his father's knucklebone - might just lead to something big. To learn the truth about his parents' disappearance, Reed will have to take the fight to whoever is behind the growing turmoil in his city. And if the rising number of Spirit-Worms, needy Gods, vindictive lawmen and only somewhat-helpful cousins don't stop Reed, then his sense of duty might do what the others cannot. Because Reed now finds himself caught between two goals - solving the murder of Elise or chasing down whoever stole the Goddess' hand, an unfathomable thief who might hold answers about his parents...