Two 7th graders, a hooligan Mukhin and a good student Kronov do not like each other. They decide to have a peace day together, which changed their attitude both towards each other and towards the world around them...
| Writing | Edvard Radzinsky | Writer |
| Directing | Viktor Sokolov | Director |
| Camera | Vladimir Chumak | Director of Photography |
| Editing | Tamara Denisova | Editor |
| Sound | Gennadi Portnov | Original Music Composer |
| Art | Aleksandr Kompaneyets | Production Design |
| Art | Yevgeni Gukov | Production Design |