第 1 季 共 10 集
播出时间：2021年12月4日
第 1 集 The Holland Family
播出时间：2021年12月4日
A family of four is found dead inside a partially burned Indiana home; when investigators discover that two of the victims died from gunshot wounds, the race is on to determine whether the killer was a stranger or someone closer to home.
第 2 集 The Kennedy Family
播出时间：2021年12月11日
An elderly couple and their daughter are found beaten and stabbed in their home in central Texas; from potential family members to disgruntled employees, investigators consider many suspects and leads before finding answers in an unlikely place.
第 3 集 The Duke/Hunt Family
播出时间：2021年12月18日
After a teenage son reports his family shot and stabbed to death, police discover the dead father's prior law enforcement ties made a revenge killing likely; however, as investigators delve deeper, they realize the murders are much more personal.
第 4 集 The Harper Family
播出时间：2022年1月1日
When three generations of a family are murdered inside their Bakersfield home, police find their main suspect was over 2,000 miles away at the time; it will take the combined efforts of law enforcement and an entomologist to deliver justice.
第 5 集 The Buchanan Family
播出时间：2022年1月8日
In a burned-out cabin in Northern California, firefighters find the remains of the Buchanan family; when investigators discover the victims were shot and the fire was set to cover it up, they find the killer hiding in plain sight.
第 6 集 The Harvey; Baskerville; Tucker Families
播出时间：2022年1月15日
When two families in different neighborhoods are brutally murdered within a week of each other, the city of Richmond goes into an uproar; with only limited leads, police face mounting pressure to find the killers before they strike again.
第 7 集 The Morey Family
播出时间：2022年1月22日
When a house fire reveals the violent murder of an entire family, the town of Fishkill is shaken; state investigators dig into the victims' past and uncover disturbing connections while using the latest technology to find the killers.
第 8 集 The Smith Family
播出时间：2022年1月29日
Sheriff’s deputies in Pensacola find the bodies of an elderly woman and her two adult sons beaten, stabbed and covered in blankets inside her home. With the community on edge, authorities wonder if they have a Satanic killing on their hands.
第 9 集 The Brenizer / Berentson Family
播出时间：2022年2月5日
In 1999 a family of five vanishes from their home in rural Wisconsin. When remains are discovered in their burned-out car, the community is on edge with rumors of occult killers, while the investigation leads to a shocking and sinister conclusion.
第 10 集 The Rogers Family
播出时间：2022年2月12日
After the bodies of an Ohio mother and her two daughters are found in the Tampa Bay waters in June of 1989, detectives launch a multiyear, painstaking investigation that finally leads them to an elusive and unexpected killer.
