Two middle-aged siblings, Vanya and Sonia, have lived their entire lives in their family’s farmhouse where they bicker and complain about their circumstances. While they stayed home, their sister Masha traveled the world as a successful movie star, leaving Vanya and Sonia feeling trapped and regretful. When the theatrical Masha suddenly swoops in with her new boy toy, Spike, old resentments flare up threatening cataclysmic results.