When Wanda Costa, playing Cupid, invites her best friend, Susan Ross, and her husband's bosom buddy, Mark Roberts, to share a home-cooked dinner in celebration of their wedding anniversary, the antics of some uninvited guests—the newly weds' officious landlady, Susan's pompous ex-fiancé, and a quirky escapee from an assisted-living center—turn their apartment into a theater of the absurd.