Little heroes Yura and Katya, thanks to a magical gift from Yura's grandmother, find themselves in an extraordinary land of knowledge where there are no boundaries. In this land, you can travel anywhere and learn a lot. The children decide to learn about the oceans. Together with their all-knowing assistant, the heroes set off on a journey across four oceans: the Pacific, Atlantic, Indian, and North.
| Actor | Role |
|---|---|
| UUlyana BetsunNot listed | Not listed |
| AAleksey GladkiyNot listed | Not listed |
| Not listed |