Terry Darnell was a detective with Hammersmith police. Now, a year after his death, his daughter Stella has found a folder of photographs hidden in his cellar. Why did he take so many picture of deserted London streets? Seven cryptic photographs. A decades-old case. Can one woman find a killer? Before his death, Terry Darnell was a famous detective. His daughter Stella, a cleaner, has inherited his methodical mind. She has also inherited a strange case file: seven photographs of empty streets. Why did her father keep them for so many years? One photo dates from 1966, to a day when a young girl witnessed something that would haunt her forever. As Stella scrubs away at the truth, the events of that day begin to haunt her too... THE DETECTIVE'S DAUGHTER SERIES: The Detective's Daughter. Ghost Girl. The Detective's Secret. The House With No Rooms. The Dog Walker.