A brand-new original novel based on the hit NBC series. There once was a man who lived a life so strange, it had to be true. Only he could see what no one else can: the darkness inside, the real monster within. And he's the one who must stop them. This is his calling. This is his duty. This is the life of a Grimm. A mysterious creature stalks the streets of Portland, looking for a new identity. With one touch it can dissolve its victim, assuming their appearance, personality, and memories. When Portland homicide detectives Nick Burkhardt and Hank Griffin are called in to investigate a bizarre murder, Nick comes face to face with the changeling, but its powers have an unexpected effect on the Grimm, unleashing a deadly Wesen plague and untold chaos.

Tim Waggoner has published more than twenty novels and two short story collections, and his articles on writing have appeared in Writer's Digest andWriters' Journal, among other publications. He teaches creative writing at Sinclair Community College and in Seton Hill University's Master of Fine Arts in Writing Popular Fiction program.