Amber

When her daughter, Amber, fails to return home one evening, Sarah Bailey reunites with husband Ben and tries to portray a united front in the search for her. An act of betrayal by Sarah"s best friend sees the Baileys hit rock bottom, though it may also provide a breakthrough.

Maeve Flynn Dunne is a weary socialite who has recently profited from her friendship with Sarah Bailey. When she is contacted by a prisoner who claims to have new information about Amber, she sees an opportunity to redeem herself in the eyes of Sarah. Maeve starts to do her own investigation but is slowly drawn into a desperate man's terrible plan.

Charlie Huang is an illegal immigrant in debt to the gang who brought him to England from China. When he comes into possession of Amber's stolen phone, Charlie tries to mail it to Ben. But Ben is suspicious of the stranger.

With a new job and boyfriend Sarah seems to be moving on with her life but Ben is still convinced that Amber is alive and, in a moment of reconciliation with his ex-wife, celebrates Amber's birthday in her absence. Aware of his daughter's penchant for chatting on the Internet, he believes that Amber has been taken by a paedophile gang.