It's summer and the rain is pouring down. Mathilde feeling bored, wishing it was winter and snow. Then she could go on winter holiday right away. Mathildes imaginary friends Morningbird and Murmelton are small enough to go on winter holiday in the freezer and an big adventure awaits them all.
Five-year-old Mathilde will soon have guests, and her father asks her to clean his toy cars. But Mathilde would rather have a car race on the living room floor with her imaginary friends Morning Bird and Marmot.
