Alexa’s past catches up to her as she returns to her exclusive, private high school to investigate the mysterious death of her much beloved former teacher.

Sammy returns to London to escape the heat of the missing person’s case. But back in Australia, Detective Sergeant Fairbank has the Cooper family firmly under the microscope.

Det. Sgt Fairbank makes another visit to the Cooper house to interrogate Jean and Jim. Bev looks to turn her life around before the impending birth of her baby and…

Sammy’s time in London comes to an end when she receives a call instructing her to return to Australia as a witness in the Terry Harris missing person’s case.

Bev realises that the Coopers need her to lie to the cops and looks to profit from their desperation. However, Bev’s exploitative behaviour unravels when Jim comes to her side…

Fairbank discovers an unexpected new lead that puts Abby, Tess and Lenny at the centre of his investigation into the disappearance of Terry Harris.

Whilst helping evacuate nursing home residents, Fairbank stumbles across Mrs Atkins chattering about vital case information. As night falls, the Coopers struggle to move the evidence.