A serial killer’s heart beats inside her chest. FBI Agent Jo Pullinger arrives in Seattle, Washington, grateful to leave behind her old life, one that had been defined by a heart transplant from a notorious killer. But as she settles into her new home, she finds herself drawn into a shocking murder case. A wealthy family has been brutally murdered in their mansion, and the daughter's boyfriend is the prime suspect. He was found at the scene of the crime, cradling the daughter's body and holding the murder weapon. All evidence seems to point to his guilt. But something didn't sit right with Jo. She can't shake the feeling that the boyfriend is innocent, despite what everyone else believes. She fights to convince her superiors and her new partner on the case, Seattle PD Detective Bryan Ford, that they are looking in the wrong direction. As she digs deeper into the case, Jo finds herself on a collision course with a disturbed killer. She will have to use all her skills and cunning to outwit the murderer before there is another dead body. Fans of James Patterson, David Baldacci, and Harlan Coben will love this new series!