From the acclaimed author of Her Every Fear and The Kind Worth Killing comes a diabolically clever tale of obsession, revenge, and cold-blooded murder--a sly and brilliant guessing game of a novel in the vein of Ruth Ware, Paula Hawkins, and Patricia Highsmith. Harry Ackerson has always considered his stepmother Alice to be sexy and beautiful, in an otherworldly way. She has always been kind and attentive,...