Christmastime brings out memories, and ghosts.Silas tracks down a poltergeist haunting a local tree farm. Darien hopes to convince Silas that despite experiences with demons and hells, Christmas can still be fun. Pip tries to catch his first rat. And Grim watches from a high vantage point and a position of moral superiority - he has holiday memories of his own, but cats know how to keep a secret.- A 23,000 word holiday novella in the Necromancer series.