Valerie Tieman goes missing and 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.
A woman films herself as she tries to process the murder of her daughter.
Robert Limon is murdered in a seemingly random attack while working on the railroad; Robert's sister Christina is distraught and desperate for answers; detectives uncover a sinister plot to murder him involving those closes to Robert.
Narleen Campton is 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 and violence.
Ross Reisner is enjoying an evening with his partner Kevin when bullets fly through the window of their Long Island home; Kevin is injured but Ross dies in Kevin's arms; the police hunt a former friend of the couple who flees 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.