Penny's sister causes havoc for Hugh and Ken when she visits Whyhope to defend Meryl against corruption charges. Betty uses her hidden talents to solve a medical mystery involving backpackers, sardines and farm machinery.

Hugh struggles to prove his innocence and win back Penny after failing a drug test. Meryl and Charlie lock horns over Hayley's entry in the Miss Whyhope competition. Ajax makes the worst decision of his life.