Spider's Web (The Missing Ones)

She lay on her back with tears streaming from her eyes and blood from her chin, sobbing over and over to the night sky, 'I promised I'd look after her. I promised I'd look after her.' A trip to the cinema turns into a nightmare when a thirteen-year-old girl is abducted. 14 February 1993. The date is lodged in Anna Young's mind. It was the day her little sister, Jessica, was abducted. Everytime she closes her eyes, she's back in that terrible moment, reaching for her sister as two men bundle Jessica into the back of a van. Fast forward twenty years.The case has long since gone cold. But Anna won't let it die. She made a promise to look after her little sister. And it's a promise she intends to keep no matter how long it takes... DI Jim Monahan's investigation to bring down a sadistic sex-ring is going nowhere fast, but when a twenty-year-old clue brings Jim and Anna together in search of a shadowy figure known as Spider, they might finally find answers.