The public bath is still visited by fathers and grandfathers who bring their daughters to the men's bath. A pervert with a peculiar propensity takes voyeur pictures of three victims that he has been aiming for on a daily basis, and repeats obscene pranks when he is away. In addition to the high-performance compact camera, the perverted person who satisfies his distorted sexual desire by making full use of even a small camera for underwater is released.