Watch on HDtoday. Relying on the iconography specific to the 1990s, with the wonder drug Viagra and erotic phone lines of the "8989" type in their place, "Diabolique 3" is a fantasy farce about a dysfunctional couple's relationship. The wife is the one who takes the initiative, although her best and cosmopolitan friend advises her to leave her dull, conformist and, above all, sexually apathetic husband.