With the video from Rosie's phone, Linden and Holder think they have the killers. It's not that simple however and they soon find themselves back to square one. Linden re-interviews Rosie's BFF, Sterling, and learn that Rosie used to regularly take a bus to a distant part of town. Mayoralty candidate Darren Richmond's campaign is rapidly going downhill and his staff propose a major ad campaign. The only problem is that the campaign needs a infusion of cash. Rosie's parents prepare for her funeral and visit a funeral home to select a casket and go to the church to arrange for the service. Linden decides to again search Rosie's bedroom and finds handwritten notes notes from an interesting source.