Into the Fire introduces Ray Wyatt, a veteran reporter grappling with the tragic loss of his wife and son while searching for answers in the crime stories he covers. Hikers find a traumatized boy wandering in a remote corner of New York's Adirondack Mountains. Retracing his steps to a cabin, they make a terrifying discovery that leads to an investigation entangling crime reporter Ray Wyatt and FBI Special Agent Jill McDade. Wyatt is dispatched to cover the disturbing case, while still haunted by the loss of his son and wife years earlier.

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.

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.

From Atlanta's wealthiest suburbs to its stark inner-city housing projects, a killer has crossed the boundaries of wealth and race. And the people who are chasing him must cross those boundaries, too. Among them is Michael Ormewood, a veteran detective whose marriage is hanging by a thread and whose arrogance and explosive temper are threatening his career. And Angie Polaski, a beautiful vice cop who was once Michael's lover before she became his enemy.

When six-year-old Gabriel vanishes from Central Park, his mother, news anchor Corina Corado, is desperate for answers. Who would take her son—and why? Detectives suspect there’s a connection to the barrage of hate mail Corina’s received over the years. In her line of work, it’s not unusual for agitated conspiracy theorists to send messages that threaten violence…or worse. But as the investigation deepens, the secrets that Corina, her husband, Robert, and her stepdaughter, Charlotte, have kept start to unravel.