After a fatal mistake nearly ends Megan's career as a 911 dispatcher, she returns to the night shift for one last chance to prove herself. But it's Mischief Night at the local university, and Megan is soon flooded with bizarre calls from drunk, costumed students reporting emergencies that sound more like pranks than calls for help. As the night gets wilder and the emergencies get deadlier, can Megan trust her instincts before time runs out—or will she make the wrong call?
