'Daly evokes Glasgow with a masterly touch' ALEX GRAYIT consultant John Preston is found murdered on the streets of Glasgow, mobile missing, a hefty cash sum in his jacket. To DCI Charlie Anderson, it smells like a trap -- a victim lured to his death by someone he knew. On the same night, two local villains enact a grisly crucifixion scene in the toilets of a run-down pub.In Anderson's fourth assignment, his toughest yet, coppers' instincts count for nothing. Nor, it seems, does the truth. As the cases keep intertwining, a trail of false confessions and shocking revelations keeps the answers just beyond reach.Never Proven sees DCI Anderson confronting the failings of a system he's put his faith in -- and his own limits as a detective.Guilt is everywhere. But can he prove it?