A killer is cleaning up the streets of Milan by murdering those considered as deviant. An ornamental dragonfly, soaked in the blood of the victim, is left on each body.

Cast:Paul Naschy, María Kosty, Erika Blanc, Ángel Aranda, Ricardo Merino, Susana Mayo,

Genre:Crime, Mystery, Thriller, Horror,

country:Spain,

Production:Profilmes,