Amy lies in a coma. Her older sister, Moira, comes to her in the evenings, sits beside her in a green-walled hospital room. Here, Moira confesses. She admits to her childhood selfishness, adult bitterness and all the wickedness in her life. But it's only at Amy's beside that she sees the real truth: she's been a cruel sister - and it's this cruelty that has led them both to this point.