"This is my family: Vanished without a trace. . . . Justin and Libby Denbe have the kind of life you'd find in the pages of a glossy magazine. A beautiful fifteen-year-old daughter. A gorgeous brownstone on a tree-lined street in Boston's Back Bay neighborhood. A great marriage, admired by all. A perfect life. This is what I know: Pain has a flavor. . . . When investigator Tessa Leone arrives at the crime scene in the foyer of the Denbes' home, she...