Paula

Paula is trying to end an affair with the handsome but married PE teacher Philip, which hasn't gone unnoticed by the headmaster. If that wasn't enough, she discovers a rat infestation in her basement. Paula asks handyman James to sort out the problem. There is an instant spark of animal attraction between the two, leading to a passionate one night stand. Everything is not as it seems with James - with too many mouths to feed at home he is desperate for money. The pressure is on him, and since meeting Paula something seems to be haunting James. Having learnt about the affair he tries to blackmail Philip. Things go terrifyingly wrong when he flies into a rage. From this point on, James and Paula are locked in a dance of mutual destruction which only one of them can survive.

James is on the run. Paula feels his presence everywhere and enlists Mac to help try and build a case.

Mac tries to recover from the attack but faces fierce repercussions at work. Meanwhile, James is facing charges. Determinedly Mac continues to dig into James's past discovering that he had a troubling start to life. As if things couldn't get any worse for Paula, she is faced with the awful reality that Callum may never fully recover. She and Mac continue to get closer but she is haunted by the image of James coming after her. When he is released she faces him once more, but this time she is prepared for a fight.