Wealthy middle-aged couple Agnes and Tobias have their complacency shattered when longtime friends Harry and Edna appear at their doorstep. Claiming an encroaching, nameless "fear" has forced them from their own home, these neighbors bring a firestorm of doubt, recrimination and ultimately solace, upsetting the "delicate balance" of Agnes and Tobias' household. See this winner of the 1967 Pulitzer Prize and the 1996 Drama Desk Award, Best Revival winner at the Henthorne Performing Arts Center tonight.