Daughters of Darkness (1971)

Set against the backdrop of a lavish seaside hotel in Ostend, Belgium, a newlywed couple, Stefan and Valerie, become entwined with the enigmatic Countess Báthory and her alluring secretary, Ilona. As the couple navigates their honeymoon, the atmosphere thickens with intrigue and seduction. The Countess, known for her dark past, draws them into a web of desire and danger, challenging their love and morality. Tension escalates as secrets unravel, revealing the sinister forces at play in this atmospheric tale of temptation and betrayal.