Donna reveals she received a secret letter from Ray after Rosslyn's death.
The then teenager tells Hedley and Karina that she didn't give it to police when they came to her home with a search warrant.
Donna recalls how the letter "freaked her out" and regrets not handing it over.
Donna asks herself whether things might have turned out differently if she and others had "not fought for Ray" had they known about his lies at the time.
Back in Bendigo, Rex tells Hedley and Karina why the inscription on the headstone of Rosslyn's grave infuriates him.
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