A young man is found gunned down, leading Lt. Joe Kenda to delve into his troubled past and his connection to the world of rare coins. Then... a mother of five is shot in the head and it's up to Kenda to uncover the truth behind her untimely death.

The discovery of a 13-year-old boy killed in an explosion shocks police and their grief turns to alarm when they discover a second, unexploded bomb; to catch the killer, Detective Joe Kenda must first figure out the bomb's intended target.