Five students go to detention. Only four leave alive. For fans of Gossip Girl and Pretty Little Liars, this is the perfect high-school whodunit.<br/>THE INTERNATIONAL BESTSELLER.<br/>Five students go to detention. Only four leave alive. For fans of Gossip Girl and Pretty Little Liars, this is the perfect high school thriller.<br/>Yale hopeful Bronwyn has never publicly broken a rule.<br/>Sports star Cooper only knows what he's doing in the baseball diamond.<br/>Bad boy Nate is one misstep away from a life of crime.<br/>Prom queen Addy is holding together the cracks in her perfect life.<br/>And outsider Simon, creator of the notorious gossip app at Bayview High, won't ever talk about any of them again.<br/>He dies 24 hours before he could post their deepest secrets online. Investigators conclude it's no accident. All of them are suspects.<br/>Everyone has secrets, right?<br/>What really matters is how far you'll go to protect them.