In the Land of Cold, where the good queen Morozana reigns and ice cream is made for children, the villain Icicle suddenly seized power. The girl Varya, the boy Artyom and his Grandfather join the fight, the magic syrup of Good saves Varya and destroys the Icicle's plans. Friends and Grandpa have again launched the conveyor belt with good old ice cream, which brings joy and goodness to children.
Nika runs to a country house to survive quarantine. She is getting to know Sergei, who lives nearby. Young people are gradually starting to get closer. While the “quarantine crisis» on the streets is getting worse.
1899, the Christmas-time St.Petersburg. Ice-covered rivers and canals of the capital seethe with festive activities. On the eve of the new century those who should not be destined to meet, come together. They are people from different worlds: Matvey, the son of a lamplighter, whose only treasure is his silver-plated skates; Alice is the daughter of a high-ranking official dreaming of science. Each of them has his own difficult life-story, but having accidentally met they rush forward together in pursuit of their dreams.