In 1963 a 13-year-old girl vanished without a trace. More than 40 years later, questions surrounding her disappearance and the hunt for the killer resurface when high-profile TV journalist Catherine Heathcote (Juliet Stevenson, Infamous; Truly, Madly, Deeply) begins to unravel the mystery. Also starring Greg Wise (Cranford). Based on the novel by Val McDermid.