At a truck stop near Las Vegas, 14-year-old Riley Jarrett vanishes from her family’s RV, turning their cross-country dream of starting over into a nightmare. Investigators have their work cut out for them. The massive, bustling truck plaza in the desert is the perfect place for someone to disappear - or be taken.

When a teen falls while taking a selfie at the edge of a cliff, the last thing she sees before plummeting to her death is Katie Harmon, the nine-year-old girl she was babysitting, looking down at her. Investigators gather at the scene, and Katie’s mother, Sara, rushes to comfort her daughter. Yet there’s a small, secret ping of alarm in Sara’s heart that she cannot share—though rookie detective Kim Pierce senses it. For years, others have tried to unravel this secret. Now, Sara is consumed by her darkest fear—that the babysitter’s death was not an accident.

Life can change in an instant. For Ryan and Karen Lane, it happens on the morning they discover their 12-year-old daughter’s window open, their beloved Maddie missing from her bed. Police investigate. Suspicions swirl. A teenage boy admits he was outside her bedroom window the night she disappeared. A halfway house for convicts recently opened in the neighborhood. The Lane family is thrown into turmoil, and then the detectives turn their sights on them.

Janie Klassyn was only 14 years old when she made the blood pact with her friends. She could never imagine she was setting in motion the horrifying crime that would tear her peaceful prairie town apart. Twenty years later in California, school counselor Emma Grant struggles to keep her past buried. But when she finds a note on her car threatening to reveal her secret, it becomes harder to keep up the deception. Even her teenage stepdaughter suspects that Emma is hiding something.

Lisa Taylor had friends, family, and a job she loved back in Cleveland. But when her husband, Jeff, lands the promotion of a lifetime, she gives it all up to stand by him. Their whirlwind move to Miami feels like an adventure, and their idyllic new neighborhood is the perfect place to start a family. But their dreams are shattered when a stranger breaks into their house, holding a knife to Lisa’s throat before Jeff can chase him off.