Would you walk in a dead woman's shoes to get your husband back? You're on duty in the emergency room when the victim of a gunshot wound loses her life. She is Annie O'Neill. Your husband's mistress. Olivia can't watch any longer as her husband grieves the love of his life. Desperate to understand who this perfect woman was, Olivia finds herself on Annie's doorstep. Befriending the newly widowed husband and troubled young daughter, Olivia starts to feel needed, but they have no idea who she really is. There's still time to turn back - to a husband who loves her second best. Or to keep walking into a new future where she'll always be living a lie. Two paths, two choices. Which way would you turn?