Critical Mass - Kirk McGarvey, Bk 4 Author:David Hagberg Kirk McGarvey-one time CIA assassin- dreams of a peaceful life and marital bliss. One man will change all that. In 1945, Isawa Nakamura lost his mother and father at Hiroshima, his wife and child in Nagasaki, and is now determined to get revenge. — He begins by murdering McGarvey's girlfriend, kidnapping and torturing his ex-wife and daughter... more », and will not stop until he has detonated atom bombs over Los Angeles and San Francisco.« less