They're back again! England's top SIS agents Tweed, Paula Grey and international foreign correspondent Bob Newman, along with ace sniper Marler and heavies Butler and Nield are facing a dangerous threat. Europe is under attack as various high ranking politicians seriously concerned with the lack of leadership and military spending in Europe are being taken out one by one. Tweed is on the list. Paula is almost kidnapped by Arab fundamentalists in Vienna. In Slovakia, Arab leader Hassan has made his residence and is planning a major military strike. Tanks and mechanised infantry are massing in Iraq. Tweed and his crew head for Geneva and then Austria on the trail of Hassan and his professional female assassins, known as the Sisterhood