Someone You Thought You Knew

Stephanie Shea Graham, 20, is found murdered on a desolate road; detectives gather clues and question suspects, and when the truth is finally revealed, the identity of her killer will prove to be more shocking than ever imagined.

Brittney Cosby and Crystal Jackson are an ambitious couple living in Houston, then their lifeless bodies are found near a dumpster; authorities comb through the evidence until the identity of their killer is revealed.

In Webster Plantation, Maine, Mike and Valerie Miller are found shot dead in their own home, and authorities must consider a list of suspects that includes their own family members.

No one hears from Lisa Stukey for weeks, and her decomposing body is found inside her Idaho Falls, Idaho, home; police realize Stukey has been beaten to death and set out to catch the culprit who has ties to the victim.

After bubbly high school senior Kathy Chou goes missing, detectives delve into her past relationships and even her own family history.

After bubbly high school senior Kathy Chou goes missing, detectives delve into her past relationships and even her own family history.

After bubbly high school senior Kathy Chou goes missing, detectives delve into her past relationships and even her own family history.

Etta Jean Westbrook is a longtime resident of a quiet suburb in Bryan, Texas; when she is found murdered inside her home, detectives question her loved ones and canvass the neighborhood in order to catch the killer.