With the new evidence they have on Rosie's movements on the Friday she disappeared, Linden and Holder are back to square one as far as the investigation is concerned. They believe they know the name of the person she may have set out to meet but have no idea who that person may be or where they might have met. Rosie's key chain provides them with a clue. With Bennet Ahmed in critical condition in hospital, Stan Larsen turns himself into the police when he realizes Ahmed is innocent. Mitch tries to keep the business together but is shocked by a phone call she receives from from their bank. On the campaign trail, Darren Richmond decides to take on the Mayor with renewed vigor and also challenge in court the city council's decision to slash funding for his key social program.