Smeshariki: Pin-kod. Season 2. Series 4.
, 13 minutes
Losyash and Kopatych are sent to a previously unknown planet, on which, according to scientists of the future, civilization could live, but it was destroyed by a star flare. This is evidenced by strange designs that are called the Iron City. Losyash and Kopatych have 15 hours before the outbreak to find out whether civilization existed on this planet.