A Roger Brook adventure No. VII. Roger Brook, Prime Minister Pitt’s most resourceful secret agent.  Zanthé, exotic, loving and hating with equal intensity; daughter of the Sultan and beautiful…Napoleon’s army; victorious in Egypt but trapped by Nelson’s fleet, besieging Acre, ravaged by plague.  At the heart of the French counsels – Roger Brook.  A vital position for England.  A deadly dangerous one for him. Illustrations by Jenny Thorne.