伊阿宋是国王埃宋的儿子,埃宋的弟弟珀利阿斯篡夺了王位,伊阿宋则被半人半马的喀戎抚养成人。长大后的伊阿宋回到王国,向叔叔要回王位。而叔叔要求他完成一个任务——夺取金羊毛,只要伊阿宋能做到,叔叔就把王位让出来。伊阿宋率领着希腊众英雄一路远去,来到了金羊毛所在地科尔喀斯。美狄亚(玛丽亚•卡拉斯 Maria Callas 饰)是科尔喀斯城邦国王的女儿,她爱上了伊阿宋,于是盗取金羊毛献给了伊阿宋。她背叛父亲、杀死弟弟,不惜舍弃一切,也要跟伊阿宋远走高飞,到遥远的国度一同生活。 然而十年后,伊阿宋不再爱美狄亚,他为了和别国公主结婚而抛弃美狄亚和他们的两个儿子。满腔怒火、悲痛欲绝的美狄亚决定向伊阿宋复仇,她用巫术杀死了国王父女,还把自己两个儿子亲手杀死……To win the kingdom his uncle took from his father, Jason must steal the golden fleece from the land of barbarians, where Medea is royalty and a powerful sorceress, where human sacrifice helps crops to grow. Medea sees Jason and swoons, then enlists her brother's aid to take the fleece. She then murders her brother and becomes Jason's lover. Back in Greece, the king keeps the throne, the fleece has no power, and Medea lives an exile's life, respected but feared, abandoned by Jason. When she learns he's to marry the king's daughter, Medea tames her emotions and sends gifts via her sons; then, loss overwhelms her and she unleashes a fire storm on the king, the bride, and Jason.