To outsiders, Dr Paul Higgins' life appeared to be happy and contented. Everyone had a good word for him and his home life appeared to be ideal. At 36, Bett Higgins could still pass for a much younger woman, not just in looks but in the way she loved the company of people half her age. A grand couple, some might say. But once the surgery was closed and the curtains drawn, the façade that Paul and Bett Higgins presented to the world concealed a welter of hate and ill-conceived bitterness that had grown worse with the passing years. Between them stood the barrier of the past - of secrets that each had long kept close. Unable to forgive each other, they led their separate lives - until Bett decided to allow her spite and resentment to culminate in revenge on the husband she did not love. . .