The LAPD asks Terrence McCaleb to investigate a series of puzzling murders, and he quickly discovers that the profile of the killer matches someone with whom he has worked in the past--Detective Harry Bosch.

"In the new edge-of-your-seat thriller from New York Times-bestselling author Alex Kava, Ryder Creed, his K-9 search-and-rescue dogs, and FBI agent Maggie O'Dell find themselves at the center of a dire and mysterious case. In Chicago, a young man jumps from his thirtieth-story hotel room; along the Missouri river, a hunter and his son stumble upon a lake whose surface is littered with snow geese, all of them dead; and in southern Alabama, Ryder Creed...

Racing to North Carolina with his best search-and-rescue dog in the aftermath of a devastating mudslide, Ryder Creed is rescued from a second slide only to uncover evidence of a possible serial killer.