Gufo Rosmarino, his brothers and his owl friends have decided to spend their holidays in Ogliastra, they have taken a house in a rock crevice in the heels above Ulassai. During the day they rest because of the heat, but at night like all the owls on earth they give themselves over to crazy joy. Gufo Rosmarino, the cute little owl born from the imagination of Giancarlo Biffi, met the children of the second and third classes of the elementary school of Ulassai, they will be the ones to tell his adventure.