Two young women are trapped in a deadly chase through the beautiful, dangerous waters around Australia in the new thriller from the bestselling author of Our Little Secret—perfect for fans of The Woman in Cabin 10 and The Drowning Woman. Ivy is in trouble. A recent break-up has left her humiliated and raw, so when her best friend, Regan, offers her a month-long escape in the form of a trip to Australia, it feels like…