In her true crime podcast “Never Hike Alone,” Liz investigates and reports on women who have gone missing on solo hikes. When her own brother, Kit, falls out of touch, she knows she has to find him herself. In searching for Kit, she meets an avid listener, Judith, who believes in the mission of Liz’s podcast. Judith wants to help, but when Liz and Judith uncover some troubling information about Kit, they both must decide what to do.