young deaf boy who calls himself "Captain Johnno" befriends Tony, an Italian fisherman in the small Australian fishing town they live in. Both feel outcast by the town and both share a great love of the sea. When Johnno's beloved sister leaves to go to boarding school, he is so upset he runs away to an island hiding place, causing much distress in the town. His friend Tony helps him understand how much he is loved and missed by the townsfolk and his family.

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