Ruby and Hadria are sisters who live in Southport, a small fishing village in Tasmania. Ruby, is naïve and gentle. Hadria has flashing eyes that dance with witchery. Two young abalone divers, Bran and Drew, are in love with Hadria and she enjoys playing dangerously with their emotions.Hadria and Ruby live with their father, Beal, an alcoholic, who has never recovered from the day his wife and son drowned. His son's body was never recovered but the superstitious people in the town decide to lay his soul to rest at Burying Ground Point, with others also lost to the sea. One day Ruby finds a red stone in under some mysterious rock circles that lie near Burying Ground Point. This red stone exerts a strange power once Ruby wears it around her neck. One night, the stone calls a dark and terrifying energy from the ocean. As the spirits of old are raised from their slumbers, ghosts emerge from Burying Ground Point. Tensions mount as the ghost sightings run concurrently with strange weather, a series of arson attacks, suicide and murder.As the ghosts haunt the village, Ruby must combat the menace with her mysterious rock.