This episode is about Pedro Rodrigues Filho aka The Brazilian Dexter.

Sources:

https://vocal.media/criminal/the-brazilian-dexter-the-haunting-tale-of-pedro-rodrigues-filho

https://medium.com/@dr.micahnaziri/the-life-story-of-brazilian-vigilante-pedro-rodrigues-filho-29-october-1954-5-march-2023-is-c5a7e2607cf7

https://www.lemonde.fr/en/international/article/2023/03/06/brazil-s-biggest-serial-killer-dies-in-shootout_6018404_4.html

https://jetsettimes.com/eternal-layovers/pedrinho-matador-the-killer-with-a-conscious/

This episode is about Elizabeth Bathory aka The Blood Countess, who is known as one of the most prolific female serial killers.

Sources:

https://www.history.com/this-day-in-history/december-29/bathorys-torturous-escapades-are-exposed

https://www.britannica.com/biography/Elizabeth-Bathory

https://www.nationalgeographic.com/history/article/the-bloody-legend-of-hungarys-serial-killer-countess

https://www.historyhit.com/the-blood-countess-facts-about-elizabeth-bathory/

This episode is the first ever spooky tape! It's about the hauntings of the famous Stanley Hotel.

Sources:

https://www.stanleyhotel.com/about

https://ghostcitytours.com/denver/haunted-denver/stanley-hotel/

https://www.reddit.com/r/Ghoststories/comments/16fe4xj/stanley_hotel/

https://usghostadventures.com/americas-most-haunted-hotels-and-inns/hauntings-of-the-stanley-hotel/