Tochka, tochka, zapyataya... (1972)

Lyosha Zhiltsov, an ordinary boy, who is studying in the 8th 'A' class, where everyone considers themselves "personalities", and only Lyosha is nothing. And then one day a new girl appears in the class - Zhenya Karetnikova - a calm, smart and serious girl. They became friends with Lyosha. Gradually, communicating with her, Lyosha realizes that all his troubles are from his own laziness and unwillingness to change himself, to make himself better. Lyosha tries and gradually becomes stronger, bolder, more diligent and resourceful.