A moon base is destroyed by a spaceship from Zigra which is looking to take over the planet earth to use its oceans for its ocean-dwelling denizens. Gamera must once again come to the aid of the human race while all of Japan roots him on.
After being used and betrayed by the detective she had fallen in love with, young Matsu is sent to a female prison full of sadistic guards and disobedient prisoners.
The ascetic houseboy of a Japanese lawyer bears witness to the secretive sexual relationship between the lawyer's assistant and the maid, the lawyer's wife's sexual dissatisfaction, and the arrival of the lawyer's brother, who has a plan for the family's land and property.
