14-year-old Alana Calahan's body was found in the woods at the back of her house in Columbia County, Georgia. Her ex-boyfriend was convicted of shooting her dead. Her mother and sisters discuss this tragedy for the first time.

16-year-old Skylar Neese was discovered to have been killed by her two former best friends. The two girls stabbed Skylar to death and tried to hide her body. Skylar's parents tell the story of this horrifying murder.

When 16-year-old Jason Sweeney disappeared, Philadelphia police connected him to an unidentified body. Jason's sister discusses this heinous murder.

The first series concludes with an examination of the case of 52-year-old Cole Cannon who was found dead in his trailer when it caught fire in Lawrence County, Alabama. Cole's children discuss their search for the truth about his death.