The Grendel Affair
A Spi Files Novel
New York : Ace Books, 2014.
Format: Book
Description: 292 pages ; 17 cm
When a serial killer descended from the fiend known as Grendel is let loose on the world, Makenna Fraser and Ian Byrne, who work for Supernatural Protection and Investigations, must race against time to stop him before more innocent lives are lost.
ISBN:
9780425266915 (pbk.)