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.
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.
Unlike his wife, Ben Bailey refuses to give up hope that Amber is still alive. Following an encounter with one of her friends, he becomes convinced that his daughter was befriended by an online predator and abducted. This sets him off on a new and very dangerous course.