A mysterious, man-sized monster kills a fisherman at sea. A Biologist and a Federal Agent discover a man's body, washed up on the beach and covered with radiation burns.

Georgia Garrett is sent by jealous wife Elvira Kent on an ocean cruise to masquerade as herself while she secretly stays home to catch her husband cheating. Meanwhile equally suspicious husband Michael Kent has sent a private eye on the same cruise to catch his wife cheating. Love and confusion ensues along with plenty of musical numbers.

In a strict Prussian boarding school for girls, sensitive student Manuela von Meinhardis develops a forbidden love to one of her teachers, the compassionate Elisabeth von Bernburg.