In a quiet suburb of New Jersey, a 12 year old girl returns from Christmas vacation and finds an unopened gift at her front door. In the excitement and exuberance of a young child, she opens it. The early evening is shattered as the gift explodes and begins a tangled search for the person who would send this destructive present.

CODE 30, the police designation for crime scene with explosive devises, is a riveting mystery about the intricacies of a major crime investigation.  The terror builds as the investigators follow the unknown path of an insane bomber who continues to move one step ahead of their search.