pt. 1. The spy
South Philadelphia
A debt repaid
The novice spy
The evolution of a secret agent
Semenov, Slack, and Brothman
Dr. Klaus Fuchs
The Los Alamos papers
The postwar years
The hunt for Raymond
The fatal words
pt. 2. The prisoner
Conversion
To make amends
Prisoner 19312-NE
State of mind
The campaign for parole
Return
Epilogue.