Lizzie is shocked to meet her long lost son, Arthur. Remand prisoners Bobbie Mitchell and Minnie Donovan arrive. Minnie is a bit of a granny figure, Bobbie a tough, cheeky punk and they bicker constantly. Minnie and Ann are old acquaintances from Ann's days in child welfare. The residents at Driscoll appeal to Wally to help them get rid of Alice when she goes too far. Paul decides to become a professional photographer. Sonia warns Minnie to keep out of her way and recruits Bobbie to tape Minnie's conversations. Wally decides he wants to leave Driscoll. Lizzie sets it up for Phyllis to get a bashing from Cass, but Phyllis bumps into Joan on the way. Along with Phyllis and some heavies, Joan turns the tables on Cass and starts bashing her.