Compilation of several episodes of the original animated TV series 'Przygody Myszki', Margo is a little mouse that lives quietly in a tree. It is her house, where she cooks, she sleeps, she plays the piano. In the tree where she lives. Little Margo has neighbors: Eliana, a squirrel that lives in the upper floor of the tree or Dennis, a dormouse that lives in the back floor. Life in the tree runs smoothly, but there are people who are not willing to make life easy for Margo. The little mouse will have problems of the day to day with cats, beggars or owls. However, in each experience, Margo will learn various values about life, about friendship, about love, respect and independence. With her friends, Margo will live many adventures.