Scorned - 1993 Wiki

At its core, "Scorned" is a movie about the destructive power of obsession and the devastating consequences of seeking revenge. The film explores themes of betrayal, anger, and the blurring of reality and fantasy.

As Angie begins to plot her revenge, she starts to experience strange and terrifying events. She becomes convinced that Valerie has placed a curse on her and that she is being stalked by a mysterious figure. Angie's obsession with revenge grows stronger, and she begins to spiral out of control. Scorned 1993 Wiki