When Valerie Tieman goes, missing her parents Allen and Sarajean begin to worry. Valerie's body is later found buried in the woods behind the home she shares with husband Luc, and investigators must uncover if her death was an accident or murder.

Christina Woods was reported missing by her mother Mary. Detectives uncover a complicated web involving Christina's husband Troy, her best friend Brooke and Brooke's husband Dan. Weeks later, her body is found 600 miles away.

Robert Limon is murdered in a seemingly random attack while working on the railroad, leaving his sister Christina distraught and desperate for answers. Years later, detectives uncover a sinister plot to murder him involving those closest to Robert.

Narleen Campton was found viciously beaten to death in her own home after she didn't contact her daughter Sabrina on Thanksgiving. The investigation unravels a murky world of drugs, violence and exactly who would want to murder a 62-year-old grandmother.

Ross Reisner was enjoying an evening with his partner Kevin when bullets flew through the window of their New York home. Kevin was injured, but Ross died in his arms, and the police hunt a former friend of the couple who fled across state lines.

Jessica Goebel is brutally stabbed in her own home and left to die near her young children, and two suspects emerge: the father to her children, John Hemminger, and new boyfriend, Richard Hanley. Jessica's sister Shannon relives the details of her death.

When Valerie Tieman goes missing her parents Allen and Sarajean begin to worry. Valerie's body is later found buried in the woods behind the home she shares with husband Luc. Police try to determine whether Valerie's death was an accident -- or murder.

Christina Woods was reported missing by her mother Mary. Detectives uncover a complicated web involving Christina's husband Troy, her best friend Brooke, and Brooke's husband Dan. Her body was found 600 miles away.

Robert Limon is murdered in a seemingly random attack while working on the railroad. Robert's sister Christina is distraught and desperate for answers. Years later, detectives uncover a sinister plot to murder him involving those closest to Robert.

Narleen Campton is viciously beaten to death in her own home after not contacting her daughter Sabrina on Thanksgiving. The ensuing investigation unravels a murky world of drugs and violence.

Ross Reisner was enjoying an evening with his partner Kevin when bullets flew through the window of their Long Island home. Kevin was injured, but Ross died in Kevin's arms. The police hunted a former friend of the couple who fled across state lines.

Jessica Goebel is brutally stabbed in her own home and left to die near her young children. Two suspects emerge, father to her children John Hemminger and new boyfriend Richard Hanley. Jessica's sister Shannon relives the details of her sister's death.