Lockwood tracks down the man who stole a football-sized diamond brought back from the moon.

Lockwood travels to an iron curtain country to bring out the scientist who invented a new deadly toxin and has the only formula for the cure. In the process Lockwood becomes infected by the toxin.

Bianco goes to Washington to prevent the blackmailing of a friend who is the key to an upcoming international summit.

Bianco looks for a missing comptroller, whose journals could bring down an organized crime ring.