What happens when the danger comes from someone already welcomed into your home?

Join Ivy Monroe for four unsettling cases spanning South Africa, Japan, and Australia. This episode explores Nomia Rosemary Ndlovu, Chisako Kakehi, Caroline Grills, and Martha Needle—women whose stories involve betrayal, poisoning, and crimes against people close to them.

From a police officer to a grandmother, we examine the lives behind the headlines, the investigations that exposed their crimes, and the difference between what was proven and what remains suspected.

Her Strange Hour brings you strange history, unsolved mysteries, and infamous women. Follow the show for more stories with Ivy Monroe.

Read more at https://herstrangehour.com

Content note: Discussion of murder, poisoning, and the deaths of children.

Two brothers lived behind the blocked windows of a Harlem brownstone. Inside, narrow passages wound through years of accumulated belongings—and traps waited for anyone who tried to enter.

When police discovered Homer Collyer dead in 1947, his brother Langley was nowhere to be found. The search would last eighteen days.

Join Ivy Monroe for the strange, tragic story of the Collyer brothers: their lives before the headlines, their growing isolation, and what investigators eventually uncovered.

Her Strange Hour is an atmospheric podcast exploring dark history, unsettling true stories, and infamous women. Follow for more.

Police searched the building where 18-year-old Ruth Cruger had last been seen. They found nothing—yet Ruth was hidden beneath the cellar floor.

In 1917, Ruth left her New York City home to have her ice skates sharpened and never returned. As the investigation stalled, attorney and investigator Grace Humiston—later nicknamed “Mrs. Sherlock Holmes”—refused to let Ruth’s disappearance be forgotten.

This episode of Her Strange Hour examines the disappearance of Ruth Cruger, the mistakes that hindered the search, and how Grace uncovered what police had missed.

Content note: This episode discusses the murder of a teenager but contains no graphic details.