Police officer Malcolm Toohey (Joel Edgerton) has it all - a loving wife, beautiful children and a reputation for being an outstanding detective. But it only ever takes a single moment to change a life forever. One night following a successful drug bust, Toohey and his team hit a bar for drinks, he has cheated death and it requires celebrating. On the way home he knocks down a young boy severely injuring him. Toohey desperately fights to save the boy's life until the ambulance arrives. Driven by fear he lies to the paramedics, claiming he found the boy on the road. But Toohey knows better than anyone where lies ultimately lead.