In a year dominated by headline stories of domestic violence and the murder of nearly 70 women, award-winning journalist Sarah Ferguson has spent six months on the frontline of our national crisis. With unprecedented access to forensic doctors, specialised police officers, prisons, courts and their ‘safe rooms’ where victims shelter from their abusers, Sarah goes in search of answers to some of the most important questions of our time. How does domestic violence begin? How does it escalate from control to violence and even death? Why do the perpetrators do it, and why do their victims stay?