On the surface, Anne and James enjoy a perfect marriage. They slip easily between their two homes - one in London, convenient for James's city job, the other in idyllic rural countryside. James believes their life is happy and fulfilled, but is blinkered to Anne's happiness and when Anne meets the enigmatic and carefree Bill Bule her world shatters and she realizes she can never be truly happy with James again. Anne's affair with Bill comes to light when James discovers the pair were involved in a tragic accident, which killed a local man. Faced with the shocking reality of Anne's revelations, a bereft James responds with a loving resolve to protect Anne. But as he becomes embroiled in the accident investigation, life's unpredictability once more alters the course of their Lies.