Left for dead after a vicious attack, Homicide Detective Anna Walker awakes in the hospital to find she has full-blown amnesia and no recollection of her previous life. As she struggles to put the pieces of her past together, slowly discovering she was a callous and competitive cop who put her job above her husband and teenage daughter without hesitation and had been having a torrid affair with her partner. These harsh revelations lead Anna on a journey to make amends and become the woman she wants to be, not who she once was. As she slowly recovers her detective skills, more details from her past trickle in and Anna discovers that her road to recovery has not only put her life in danger, but has also threatened the safety of her family.