A face from Jamie's past arrives in Chatsworth. DS Brooks, suspended on serious charges, needs Jamies help. But Jamie is unable to do what DS Brooks has asked him to do, and discovers his actions threaten the safety of the Maguire family, and Mickey is faced with a life-changing decision. Meanwhile, Aiden is traumatised after watching Fraiser Kane sexually assault a teacher, and it seems Fraiser has set his sights on Letitia Powell. Can Aiden save her before it's too late?