Il Castello delle anime dannate (1998)

AKA La Pécheresse

No IMDb entry. Google translate:
Despite her vows of tender and cuddly fidelity, she transforms into a real sexual beast at the mere sight of a man! Like a hurricane, it swallows up everything in its path! Only one solution for this poor depraved nymphomaniac: God rest her soul!.

Scene 1Greta Milos, Francesco Malcom
Scene 2Katy Parker, Francesco Malcom
Scene 3Katy Parker, Silvio Evangelista
Scene 4Erika Bella, Katy Parker, Reinhardt
Scene 5Eniko, Zenza Raggi
Scene 6Eniko, Katy Parker
Scene 7Katy Parker, Don Fernando