It was just another after-work happy-hour bar downtown, where business specialists unwound with a few beverages, complained about the boss, maybe installed with somebody for the night time. Until something went terribly wrong. At first it was only a friction in the air. The noise intensified. The crowd seemed oppressive. Some razor-sharp words had been exchanged, some pushing and shoving.

Then the madness descended. And after twelve minutes of chaos and violence, eighty people lay dead.

Eve Dallas is trying on the subject of Delusion In Death to sort out the inexplicable events. Making it through witnesses discuss seeing factors – monsters and swarms of bees. They describe unexpected, overwhelming feelings of fear and trend and paranoia. When forensics makes its report, the mass delusions make even more sense: it appears the bar patrons were subjected to a cocktail of chemical substances and illegal medicines that could drive people into short-term insanity – if not eliminate them outright.

But that doesn’t explain who unleash such horror – or as to why. Eve’s husband, Roarke, happens to possess the bar, however he’s confident the assault wasn’t directed at him. It’s larger than that. And if Eve can’t physique it out fast, it could happen again, anytime, anywhere. Because it’s airborne . .