THE INSTANT NEW YORK TIMES BESTSELLER In the latest jaw-dropping thriller from New York Times bestselling author Riley Sager, a man must contend with the long-ago disappearance of his childhood best friend--and the dark secrets lurking just beyond the safe confines of his picture-perfect neighborhood. The worst thing to ever happen on Hemlock Circle occurred in Ethan Marsh's backyard. One July night, ten-year-old...