Overview: Written by Jenny Lewis, Directed by Grant Brown Seven a.m. The phone rings. One by one the Heelers receive a devastating wake-up call. One of their own lies shot dead on a country road. Half an hour earlier, Constable Greg Mason took a bullet through the head. By the looks of the crime scene, he never had a chance. It is a crisp day and Jack enjoys an early morning horse ride until he finds Greg sprawled across the front seat of his vehicle, gun safely in its holster and the letters P.E. penned on his blood-spattered clipboard. The scene is enough to make the young constable sick to his heart and to his stomach. PJ and Robyn Taylor arrive to relieve a shaken Jack but Robyn cannot hide her emotion… This was supposed to be her shift. She pressured Greg into a swap the night before. Guilt overwhelms Robyn as the Boss tries to piece her back together. PJ handles initial enquiries with purpose and directs a willing but sombre team. A robbery of $20,000 reported the same morning and a loca