Priklyucheniya zhyoltogo chemodanchika [Russian]

The contents of the wonderful Doctor's yellow briefcase treat not only colds and flu, but also sadness, loneliness, cowardice and shyness. Petya is a modern reclusive boy who cannot be kicked out on the street, he is afraid of society and other guys. The parents decide to go to a wonderful Doctor, but his magic suitcase is stolen. From this moment, a series of adventures begins. As a result, Petya not only helps the Doctor, but also finds loyal friends and gets rid of the "disease".