“I can’t kill you. If I do, Mac will send out the executioners, the termination squads....”

When the big man in Washington assigned Matt Helm to ride shotgun on a top-secret mission in Norway, Helm wanted to know why. But this was a need-to-know deal, at least until his partner - a woman posing as his mistress - was killed. Now Helm is mad - mad enough to blow the operation sky high.