Overview: The murder of two girls in the outback town of Daybreak has baffled local police. Boney arrives to work on the case under cover as a horse breaker. Based on the novel 'Bony And The Mouse'. Filmed in South Australia. Frank Hardy won a Logie award for Best Scriptwriter (1972), and James Laurenson won a Logie award for Best Individual Acting Performance (1972) for this episode.