Cold is the Grave by Neil Pearson
Detective Inspector Alan Banks relationship with Chief Constable Riddle has always been strained. So Banks is more than a little surprised when Riddle summons him late one night and begs for his help.
For Riddle, Banks's new case is terrifyingly close to home. Six months ago his sixteen-year-old daughter ran away to London, where she has fallen into a turbulent world of drugs and pornography. With his reputation threatened, Riddle wants Banks to use his unorthodox methods to find her without fuss. But before he knows it, Banks is investigating a murder . . .