English title: The Case of the Bloody Iris
Giuliano Carmineo
Jennifer, a model from the murky past, ends up living with her friend Marilyn in an apartment where, a few days before, a murder was committed. While the police begin to suspect her new boyfriend, the architect Andrea, a dressed black figure continues to move undisturbed among the apartments, spying on the girls. To seek salvation, Jennifer will find herself investigating among her new and sinister neighbors.