The Mark of the Poisoner's Pearl
- Episode aired Jan 15, 2020
- TV-PG
- 40m
After discovering a connection between the poison that killed Tiffany Hudson and a Horseshoe Bay cold case, Nancy and her friends risk their lives to bring a serial killer to justice.After discovering a connection between the poison that killed Tiffany Hudson and a Horseshoe Bay cold case, Nancy and her friends risk their lives to bring a serial killer to justice.After discovering a connection between the poison that killed Tiffany Hudson and a Horseshoe Bay cold case, Nancy and her friends risk their lives to bring a serial killer to justice.