His fate is changed by a shipwreck , during which a girl , Caliope , reaches the island 's shore .
The hero Thalassa , a Greek boy , works as a lighthouse - keeper on Snake Island , fantasizing about the golden age of mankind .
hero 's fate is changed by a shipwreck , during which a girl , Caliope , reaches the island 's shore .
The hero Thalassa , a Greek boy , works as a lighthouse - keeper on Snake Island , fantasizing about the golden age of mankind .