At school before the New Year, they stage a real musical, and Sveta Kochevnikova unexpectedly gets the main role. Will Sveta cope? Will Oksana Vladimirovna, who believed in her, let the director down? In addition to performing on stage, excitement and a new role, Sveta will have to sort out her feelings for her classmate Artem, who has long been in love with her, and eleventh-grader Vlad, who has paid close attention to the girl. Who will Sveta choose?