As Katie Oliver checked her reflection in the mirror she felt attractive, confident and happy. She was viewing the dress that she had designed for her entry into her schools last event for the 6th form girls. She didn't know that a few hours later her life would be interfered with in the cruellest way for a teenager who believed that she had everything to live for. A kidnapping starts a journey of revenge that challenges Dan Turner, DSI of the METs Special Crimes Division and Grace Fletcher, profiler and psychoanalyst, due to the absence of any evidence. Someone is ensuring that the Oliver family never go to bed at night without thinking about the past and struggling to rebuild the present.