Air date: 2014-01-19

Runtime: 60 min

Sarah Bailey has recently split up with her husband Ben, and trying to remain a good mother to her children Amber and Eamon. When Amber goes inexplicably missing she reverts back to old patterns as Ben once again becomes becomes the family leader.

Air date: 2014-01-20

Runtime: 60 min

Maeve Dunne is a former gossip columnist and a jaded socialite who has recently profited from her friendship with Sarah Bailey. When she is contacted by a prisoner claiming to have new information about Amber, she sees an opportunity to redeem herself.

Air date: 2014-01-21

Runtime: 60 min

In an episode viewed through the eyes of DI Dunlop and Sgt Karen Mulcahy, increasingly it appears that Amber's missing mobile phone may provide a definitive answer to the mystery and that a man called Charlie may have that answer.

Air date: 2014-01-22

Runtime: 60 min

Ben takes the search for his daughter to the grimy world of internet pornography, and he finds some astonishing things.