Pay close attention and you might solve this. #1 NEW YORK TIMES BESTSELLER • NAMED ONE OF THE TEN BEST BOOKS OF THE YEAR BY ENTERTAINMENT WEEKLY • BUZZFEED • POPCRUSH “Pretty Little Liars meets The Breakfast Club” (Entertainment Weekly) in this addictive mystery about what happens when five strangers walk into detention and only four walk out alive. On Monday afternoon, five students at Bayview High walk into detention. Bronwyn, the brain, is Yale-bound and never breaks a rule.