G-Wing is gripped with fear that the poisoner may strike again. The women are desperate to work out who is responsible and it isn't long before all eyes fall on Tanya. When Tina reveals it is her, as she gave out the hootch, Phyl and Bev are desperate to keep out of the frame and out of Natalie's way when she gets nasty. Frances is struck down with the illness, when she drinks a nasty cup of coffee. Fenner returns to G-Wing.