PJ is arrested for Maggie's murder but the case begins to crumble when their prize witness is found dead. PJ's only way out is an unreliable witness with vital information on the murder weapon. Will PJ's fate be freedom or life behind bars?

Tess is working hard at managing the workload in Mt Thomas but it isn't easy when the station is under staffed and under equipped. Tess doesn't take kindly to PJ being critical of her when she uses his car in an emergency. The situation doesn't improve when PJ and Tess are forced to work together investigating a mysterious bank robbery. As PJ and Tess uncover the details of the robbery, the two bank employees give them different stories. Tess thinks one of the employees is behind the hold-up, but PJ is convinced it's the other. The confusion adds to the tension between them. PJ even attempts to cut Tess out of the investigation. Tess and PJ work separately, digging deeper for evidence and discover they may be looking for two suspects instead of one. Jo is worried about Jack, who has a fast developing friendship with local girl Letty Waldron—a young mother who lost her husband in tragic circumstances. The situation may get complicated because Letty also happens to be the only r

A parent arrives at the station with his bruised son claiming that he was attacked by his female teacher. As the Heelers investigate, they discover a different side to the story and Jack loses his cool with the bullying.