ThewestGermansecuritypolice,Verfassungsschutz,needhelptoinfiltrateagroupconnectedtotheRoteArmeFraktion.TheswedishJamesBond,CarlHamilton,goestoHamburg,pretendingtobeaSwedishofficer,thrownoutofthecountryafterhavingbeenexposedasanEastGermanspy.Hegetsincontactwiththeterroristsandjoinsthem.TogethertheyareplanningtostrikeagainsttheCIAheadquartersinStockholm