is is the heartbreaking story behind the murder of 16-year-old Bristol schoolgirl Becky Watts, a crime that shocked the nation and tore a family in two.

A vulnerable and shy girl, Becky Watts was brutally murdered and dismembered by her own step-brother on 19 February 2015. As her father Darren discovered the horrific details of what happened to his darling girl, his world fell apart.

Writing about the darkest hours, Darren uncovers what Becky's relationship with her step-brother Nathan, a child he had raised as his own son, was really like. He recalls the devastation of discovering the truth about the depravity with which Becky was torn from him in the safety of her own home. And he recounts the torment of the legal battle to see his step-son sentenced to life behind bars.

Both heartfelt and haunting, searingly honest and unflinching, this is the ultimate story of a family tragedy.