Krosh decides to arrange an unforgettable birthday for Kopatych - he turns to the agency "Deja vu", which promises his clients amazing travels in time. But due to non-observance of the terms of the agreement, all Smeshariki scattered in time, and Krosh would have to gather friends at different epochs in the company of his second "I" - the grown-up and grouchy Shork, who appeared due to a temporary paradox.