Guarda Streamingcommunity. The unusual atmosphere of Fantaisie Impromptu, in which anxiety gives way to subtle reverie, is conveyed through a sequence of dreamlike, poetic scenes. A cloud of black birds emerges from the piano keys. A ballerina dances to the sounds of Chopin's piece; the woman breaks away from the ground and swirls with the birds in the air. The music allows her to transcend the boundaries of the real world.