 At the point Rizzoli learns that Kroll had sent Marshak not to protect Rizzoli, but to spy on her to find out who ripped him off.Rizzoli receives a call from Cecille learning that Zack had cut his wrist and was in the hospital.Cecille asks Rizzoli to meet her at the hospital where she reveals who she bought the drugs from and that her supplier, Denny Mifflin (Neill Barry), will be making a pickup from his suppliers Nova and Skinner at Kroll Plaza.