AN INSTANT USA TODAY BESTELLER A wildly funny thriller about reluctant partners who hit the danger jackpot when they discover that a serial killer is on their heels . . . again. Grace and Amber’s first encounter was anything but ordinary—they bonded over being stalked by the same psychopath. After narrowly escaping that ordeal they went their separate ways, determined to get back to their lives. Surprise: neither of them is very good at being "normal." Despite their best efforts, they both feel an irresistible pull toward the dark side. So when they reunite for a Vegas wedding and discover that an even more dangerous killer is targeting their friends, it’s time to get the gang back together. Grace and Amber have outrun a murderer before . . . but can they do it again?