Betrayal tells the story of two women separated by thousands of miles and almost five hundred years: modern day Lydia Hamilton and Elisabeth Beeton, a lady's maid to Henry the Eighth's second wife, Anne Boleyn. Lydia is happily in love with her physician boyfriend and living in Canada, until she begins to have nightmares that are all too realistic. She dreams of a girl, of a prison cell, of a beheading. In her dreams Lydia finds herself in Elisabeth's body experiencing the girl's sixteenth century life. Lydia tries to ignore these vivid dreams as long as she can, until a mysterious book arrives in a Christmas parcel from England. Lydia flies to her mother's ancestral home in Devon, England where the lies of her family's past begin to reveal themselves. Suddenly, Lydia is caught up in the quest to uncover the truth begin Elisabeth's betrayal.