Mister Shadow — Meg Hendry

A demon from Henry and Clarinda's past comes back to haunt them. Mister Shadow will bring chaos and death to Stillwell if he isn't stopped. Tory, James, and Henry must fight the demon, but Mister Shadow's return to Stillwell is far from the only problem. Three members of The Key survived, and they will stop at nothing to get their leader back. Mister Shadow is a novella.