Kath's language may be prim, but her intentions are blatant when she picks up Mr. Sloane and takes him in as a lodger. Attractive, mischievous, and dangerous, Sloane eventually has Kath, her brother Ed, and their father Kemp eating out of his hand as they compete for his favors. Together they play out a sexual tug-of-war, sparking a series of murderously funny events in this survival-of-the-fittest power struggle where they will resort to anything to get what they want.