Three generations of a large theatrical family come together for one last weekend at their East Hampton family estate. Oona Hart|an electrifying Hollywood movie star|manages to charm her way into this eclectic and extraordinary family full of writers|actors and directors. Her presence further complicates what is already perhaps the world's most dysfunctional family. As the weekend plays out|the family's well-kept cache of secrets is pried open and all the hidden stories begin to reveal themselves.