" From an untraceable cell,” Jennings says. “A burner phone.” He adds, obviously frustrated, “We don’t know who called her, or from where.” “You don’t use an untraceable cell phone without a good reason,” Rasbach says, pursing his lips. “What the hell was she up to, this housewife of ours?” he murmurs. "

― Shari Lapena , A Stranger in the House