April 1824 and three convicts attempt to escape from the infamous Macquarie Harbour penal station in Van Diemen's Land. Striking down the cruel overseer of their timber gang they escape into the scrub then capture a boat from the pursuing military and head for open sea. They are wrecked on cliffs, one drowns and another is injured. The third, Hyde, strikes out on his own but remorse drives him to return for his mate - who has disappeared. Hyde is rescued by a US whaler ... The arrival of a mother and daughter of his fellow passenger and goes to cedar groves in the Illawarra to find her father - who is his former convict friend. Prosperity follows for all. (PB)