Agnès, Juliette and Carmen's neighbour, writes children's storybooks that take place in a fantasy world, The Kingdom of the Winds. The intrepid sisters discover a passageway between their world and this extraordinary universe. Once on the other side, the girls take on the appearance of cats and discover Sirocco, a terrifying character who can control the wind.
Five gigantic sinkholes have recently been discovered on a remote plateau on the other side of the world. A team of experts has made the trip to descend into the depths. Among them is professor Georges Lebrun, who has come with his wife.
Poland, early 80's. Olga is 7 years old. One day, to comfort her after watching her pet cricket die, her father tells a strange story about a giant whose eyes are two diamonds.
