Abandoned years ago to the foster-care system, two young brothers end up in an unimaginable hell, and when one dies, the other vows revenge on those responsible. Chicago Fire Department veteran Reed Solliday immediately knows he needs help when an autopsy reveals that a young girl found in the wreckage of an explosion was raped and murdered before fire ripped through the house. Determined to bury herself in work after her partner is shot, Detective Mia Mitchell understands Solliday's case will be her most challenging to date.

Five teenage girls have been murdered. One survived, and only she can reveal the disturbing secrets of a ring of people who kidnap and sell teenage girls on the black market. But those responsible for the crimes will do whatever it takes to maintain her silence.

Sue Walsh wants two things: money to pay back her debts and revenge. With her eyes on the ransom money, she kidnaps 12-year-old Alec Vaughn and escapes to the only place she knows she can "disappear" for a while: Hanover House, a battered women's shelter. Posing as an abused wife and mother, Sue will do anything or kill anyone it takes to keep her identity a secret.

Not long after his brother, Simon, was revealed to be a ruthless serial killer and met his demise, Special Agent Daniel Vartanian is drawn back into Simon's dark past. A series of recent killings are mimicking an unsolved murder from 13 years ago which is somehow linked to a collection of photographs that belonged to Simon.

The first victim is found in a snow-covered Philadelphia field. Detective Vito Ciccotelli enlists the aid of archaeologist Sophie Johannsen to determine exactly what lies beneath the frozen ground. Despite years of unearthing things long buried, nothing can prepare Sophie for the matrix of graves dug with chilling precision. The victims buried there haunt her. But the killer isn't done yet. He is cold and calculating, the master of a twisted game. Even with Vito and Sophie hot on his trail, he will not stop.