Tails You Win, Heads You Lose (1999)

Two beautiful young women kill men in a villa in Tuscany: Maya and Cora have been friends since childhood. Maya has an alcoholic artist father who deserted the family, a mentally disturbed mother and a violent brother, Carlo. Cora is from a wealthy middle-class family. Cora helps Maya to poison Carlo's friend Detlef, who is threatening to blackmail her. They then kill Carlo when he tries to rape Cora. Cora's family takes Maya in, and a happy time begins for her, particularly when they spend the summer in Italy.