Due to the graphic nature of this killer's crimes,

listener discretion is advised.

This episode includes discussions of murder, elder abuse, and assault

that some people may find offensive.

We advise extreme caution for children under 13.

May 13th, 1937.

An unexpected knock came at the door of 1805 Race Street in Cincinnati, Ohio.

Inside the apartment, Elizabeth Colby and her adult daughter were just sitting down to dinner.

Reluctantly, Elizabeth opened the door. She expected a traveling

salesman timing his visit to catch her during dinner. Instead a beautiful blonde

woman of about 30 stood on the stoop, dressed in her Sunday best.

The stranger thanked Elizabeth for coming to the door.

Then speaking at a German accent, asked a question Elizabeth would remember forever. Do any old men live here?

Confused by the inquiry, Elizabeth pointed just a few doors down at the apartment of her neighbor 78 year old

Jacob Wagner. The stranger asked Elizabeth to repeat the name. Then the

visitor explained that she was Mr. Wagner's niece. She had come to inform him of an inheritance

from relatives in Germany. Moments later, as she watched the blonde woman walk

away, Elizabeth realized how strange it was that the visitor hadn't asked for her own uncle by name.

Elizabeth had no idea she had just pointed one of America's first female serial killers to her next victim.

Hi, I'm Greg Polson. This is Serial Killers, a Parcast Original. Every Monday, we dive

into the minds and madness of Serial Killers. Today we're starting our journey into the life and murders of

Anna Marie Han. She used arsenic to kill for personal gain and became the first

...