Barbara Nadel's gripping Ikmen mysteries are the inspiration behind The Turkish Detective, BBC Two's sensational eight part TV crime drama series, out now.< h3>Dark magic is unleashed on the streets of Istanbul . . . When a newborn baby is found drowned in the shallow waters of the Golden Horn, all out warfare threatens to erupt between rival criminal gangs. Inspector Kerim Gursel is assigned to the case and he must tread carefully when