The Delaney family love one another dearly - it's just that sometimes they want to murder each other. If your mother was missing, would you tell the police? Even if the most obvious suspect was your father? This is the dilemma facing the four grown Delaney siblings. The Delaneys are fixtures in their community. The parents, Stan and Joy, are the envy of all of their friends. They're killers on the tennis court, and off it their chemistry is palpable....