This entry in the Black Emanuelle series follows our heroine (Laura Gemser) and her friend, Susan (Ely Galleani), as they go undercover to expose a white slavery ring. But Emanuelle's journalistic detective work may be her undoing. Too late, she discovers that there are men who'll kill to keep the slavery operation under wraps, putting both women in the line of fire. Gabriele Tinti and Venantino Venantini co-star.