JimWormoldisanexpatriateEnglishmanlivinginpre-revolutionaryHavanawithhisteenagedaughterMilly.HeownsavacuumcleanershopbutisntverysuccessfulsoheacceptsanofferfromHawthorneoftheBritishSecretServicetorecruitanetworkofagentsinCuba.WormoldhasntgotacluewheretostartbutwhenhisfriendDr.Hasselbachersuggeststhatthebestsecrets...