Alex Cahill and Logan Finch return in the gripping third novel in GJ Moffat's Glasgow-set crime series. When a passenger jet crashes in Denver, Colorado, nobody survives. In Glasgow, Alex Cahill is surprised to receive a phone call from the wife of an old Secret Service colleague who was supposedly travelling on the doomed plane. But there is no record of his name on the passenger list. Cahill uses his connections to find out what has happened but no one is talking. Not even to him. Enlisting the help of his lawyer and friend, Logan Finch, Cahill is determined to get some answers. Logan's girlfriend, DCI Rebecca Irvine, is also looking for answers. A new drug is killing users but is it accidental death or could it be homicide? As Rebecca searches the streets of Glasgow, and Cahill and Logan head to Denver, they are unaware that a perfect storm of events across the globe is about to engulf them all...