As Grace navigates the aftermath of Sandy's suicide, hisnewfound son Bruno, and a profound personal loss in his andCleo's life, his team is called to a Sussex beach when anunidentified male body washes up dead in a barrel - the verysame morning sees a Brighton football stadium receive achilling anonymous demand and be faced with an impossibledecision. Roy, who is at a match there bonding with Bruno,now finds himself locked in a frantic race to save hundreds oflives.