Plot: After seeing the tape of PC Cathy Bradford with his wife just moments before she fell to her death, DC Brandon Kane's suspicions rapidly mount! He turns to Robbie Cryer who is reluctant to get involved. Is the full extent of Cathy's madness about to be discovered? Elsewhere, Cathy manages to convince the investigation team that she is emotionally distressed by his murder and spins a convincing story to distract attention away from herself