S2/EP10 Elaine Rountree, the sister of Marie Singleton-Jackson, reflects on what Singleton-Jackson was like growing up. The young mother was killed in 1994 by her husband, Andre Jackson, and he was ultimately convicted of first-degree murder and sentenced to 25 years to life in prison.

S2/EP10 Investigators reflect on their suspicions about Andre Jackson, the husband of murdered CIA employee Marie Singleton-Jackson. She was found dead in the trunk of her car on Nov. 16, 1994. Jackson was later found guilty of first-degree murder in connection with her slaying.

College sweethearts Elizabeth Turpin and Michael Turpin celebrate their love with a happily-ever-after wedding. Within months, their fairy tale marriage ends with bloodshed igniting a hunt for a charming and manipulative killer who may just get away with it.

S2/EP10 Marcus, the 8-year-old son of Marie Singleton-Jackson, remembers the day his mother went missing. Singleton-Jackson went missing on Nov. 11, 1994, and her body was found in the drunk of her abandoned car fives days alter. Her husband, Andre Jackson, was a prime suspect in her murder, and he was ultimately convicted of the slaying.

While police are investigating the murder of Kentucky man Michael Turpin, they uncover a relationship between his wife, Elizabeth Turpin, and another woman named Karen Brown. They also find out that Michael had taken out a life insurance policy only days before his murder.

S2/EP9 Laura Grillo, a Texas mother of three who was killed in a murder-for-hire plot orchestrated by her fiancé, Ioannis "John" Makris, is remembered as a loving family woman by her close friends and relatives. On Nov. 13, 2015, Grillo was discovered dead on the floor of her kitchen by her autistic brother.

S2/EP9 Heather Nabor-Grace, the best friend of slain Texas mother Laura Grillo, reflects on the case. Grillo was murdered after her fiancé, Ioannis "John" Makris, plotted her contract killing. Nabor-Grace took care of their young daughter, Maria, while the investigation into Grillo's murder took place.

S2/EP9 Ioannis "John" Makris was convicted of capital murder and sentenced to life in prison without the possibility of parole for the murder for hire of his fiancée, Laura Grillo. On Nov. 13, 2015, Grillo was gunned down in the living room of her own by a man Makris had hired to kill her.

S2/EP10 A status climbing couple find love the second time around and blend their families in a marriage; but a mysterious disappearance leads investigators into a top secret world of espionage, and the killer is revealed nearly a decade later. What happened between Andre Jackson and Marie Singleton-Jackson?

S2/EP10 After several months of dating, Andre Jackson and his children move into the home of his girlfriend, Marie Singleton, and they become a blended family. By all accounts, the couple seemed happy, and Singleton thought she "had the whole package, everything that she wanted," according to her sister.

S2/EP8 Patrick Rayermann, friend of murder victim John Sohus, recalls his relationship with John and his new wife, Linda Sohus. The young couple disappeared in early 1985, after telling friends and family they were taking a two-week trip to New York. John had potentially landed a “top secret” government job, and the two were traveling east to explore the prospect.

S2/EP8 Former Los Angeles County Sheriff's Department Det. Sgt. Dee Scott discusses the disappearance of John and Linda Sohus, a newlywed couple who vanished from California in 1985. While friends and family had not heard from the couple for weeks after they left on a trip to New York, a few loved ones received postcards from the couple, which were supposedly sent from Paris.

S2/EP8 Friends and family remember John and Linda Sohus, who vanished from California in 1985. The young couple had wed only a few months prior to their disappearance, and loved ones recalled they were just starting a life of their own.

Texas authorites and friend Heather Nabor-Grace recall what occurred the day of bride-to-be Laura Grillo's murder. Grillo was killed a week before her wedding on Nov. 13, 2015. She was discovered dead at her home from a single gunshot wound to the head.

Eight days before the wedding of their dreams, a couple’s plans are derailed by a brutal murder. A detailed investigation unravels a murder for hire plot that leads them to suspect a member of the wedding party. What happened to Ioannis ""John"" Makris and Laura Grillo?

Friends and family remember how missing California newlyweds Jonathan and Linda Sohus met at the bookstore, Dangerous Visions. Linda was a talented artist, while Jonathan was a computer programmer at a division of NASA. The two hit it off immediately.