Spurred on by the death of his drug-addicted sister at the hands of ruthless narcotics kingpin Frank McNally, U.S. drug enforcement agent Charles Sturgis embarks on an investigation that takes him from New York to London, Lisbon, Rome, Naples and finally Athens in pursuit of McNally's shapely associate, Gina Broger.

Spurred on by the death of his drug-addicted sister at the hands of ruthless narcotics kingpin Frank McNally, U.S. drug enforcement agent Charles Sturgis embarks on an investigation that takes him from New York to London, Lisbon, Rome, Naples and finally Athens in pursuit of McNally's shapely associate, Gina Broger.