It's been five months since a killer walked free, and DCI Ryan is preparing to leave Newcastle to hunt him down - this time for good. Ryan's most explosive case yet. It's been five months since a killer walked free, and DCI Ryan is preparing to leave Newcastle to hunt him down - this time for good.But Ryan's plans are scuppered when events take a dramatic turn and he is forced to stay and face his past one last time or watch a friend suffer the consequences.Amid the chaos, another killer is preparing to strike. When the Tyne Bridge explodes, Ryan's team are faced with a frantic race to uncover a deadly foe who won't stop until every bridge is burned, along with everybody on it.Murder and mystery are peppered with romance and humour in this fast-paced crime whodunit set amidst the spectacular Northumbrian landscape.