After surviving a tragedy, paramedic Jenny Challoner struggles with PTSD. Concealing her suffering from husband Chris, friend Alison and daughter Rosie, Jenny's life spirals out of control.

After surviving a major disaster, paramedic Jenny appears to be coping but in private, she's suffering severe PTSD. To escape her pain, Jenny's fallen into addiction to the point where she's about to lose everything she's ever cared about. Hope arrives in the shape of Sasha; a good Samaritan who helps Jenny in her most desperate hour of need. As the two women bond, Sasha offers Jenny a solution to all her problems. But can Sasha be trusted? Or is Jenny about to unwittingly lose the biggest and most dangerous gamble of her life?