Mia is a high-flying child psychotherapist, hoping to be made partner in the thriving practice where she works. But then she takes on a case which will change her life for ever, and bring back the past she has done her best to bury. Thirteen year old Gemma was the last person to see her father before he went on the run, fleeing from a major criminal trial. The police are desperate to track him down, pressuring Mia to tease the information out of his angry and reluctant daughter. But what does Gemma really know and how hard can Mia push without betraying her? Both are hiding devastating secrets. Both need the other to survive. Will they learn to trust each other before it's too late?