Elizabeth Vargas

Jens' story begins in 1984 at the University of Virginia. He's 18 years old, the son of a German diplomat, a freshman, and a Jefferson scholar with a full scholarship to UVA.

Jens' story begins in 1984 at the University of Virginia. He's 18 years old, the son of a German diplomat, a freshman, and a Jefferson scholar with a full scholarship to UVA.

Amy Lemley wrote an extensive investigative magazine article about the case. What was Jens like?

Amy Lemley wrote an extensive investigative magazine article about the case. What was Jens like?

He was also, by his own admission, sexually inexperienced.

He was also, by his own admission, sexually inexperienced.

Elizabeth is two years older than Jens. Her father, Derek Hasem, was a Canadian steel mogul, and her mother, Nancy, the goddaughter of Lady Astor, a wealthy aristocrat and the first woman to take a seat in the British Parliament. But this power family seemed to have no power over their wild child daughter.

Elizabeth is two years older than Jens. Her father, Derek Hasem, was a Canadian steel mogul, and her mother, Nancy, the goddaughter of Lady Astor, a wealthy aristocrat and the first woman to take a seat in the British Parliament. But this power family seemed to have no power over their wild child daughter.

Elizabeth ran away from boarding school in England and spent five months in Europe using drugs. Nevertheless, she presented well to her classmates at UVA.

Elizabeth ran away from boarding school in England and spent five months in Europe using drugs. Nevertheless, she presented well to her classmates at UVA.

One thing apparently going on between the virginal freshman and his unlikely alluring companion was revealed in a series of X-rated letters they exchanged over several months.

One thing apparently going on between the virginal freshman and his unlikely alluring companion was revealed in a series of X-rated letters they exchanged over several months.

These are just some of the ones we can actually read on television. I love you.

These are just some of the ones we can actually read on television. I love you.

But only months into their relationship, in March 1985, tragedy strikes. Derek W.R. Hasem and his wife Nancy were stabbed to death in their home. Elizabeth's parents are found brutally murdered inside their rural retirement home in Boonesboro, Virginia.

But only months into their relationship, in March 1985, tragedy strikes. Derek W.R. Hasem and his wife Nancy were stabbed to death in their home. Elizabeth's parents are found brutally murdered inside their rural retirement home in Boonesboro, Virginia.

Then rookie investigator Ricky Gardner is one of the first to arrive on the scene. This is your first real homicide, right?

Then rookie investigator Ricky Gardner is one of the first to arrive on the scene. This is your first real homicide, right?

Nothing appears to be missing. There is even Nancy Hasem's purse with money still in it.

Nothing appears to be missing. There is even Nancy Hasem's purse with money still in it.