An expedition arrives on planet Arkha, which appears desolate and uninhabited and yet suitable for a planned mass exodus from polluted Earth. One day seemingly from nowhere and quite unexpectedly a young boy wanders into their ship and then runs off.
| Directing | Irena Pavlásková | Director |
| Writing | Irena Pavlásková | Writer |
| Writing | Arkadiy Strugatskiy | Novel |
| Writing | Boris Strugatskiy | Novel |
