透过钥匙孔原名：Par le trou de la serrure，又名看门人的窥视、What Is Seen Through a Keyhole
As a janitor is cleaning a hotel, he decides to peek through the keyholes to observe some of the guests in their rooms. In room 8, a woman is busy making herself look more attractive, and the janitor enjoys watching her. There are also some interesting things going on in the other rooms on the floor. But the janitor soon finds out that there are also some drawbacks to what he i...