A mural painted with blood is found on the wall of Pasila train station, which depicts Finland's best-known serial killer Lasse Maasalo. The text in the mural, “Making the world a better place”, is linked to a voting circulating in social media, where people can vote for persons that world would be a better place without. Soon the first body is found and Sorjonen must find the person who has named himself as The Judge.

A poor wild-life writer named Hamsteri, who is obsessed with natural disasters, lives in a wooden cottage in the countryside with his only friend, Minnie the mouse. In the village he is considered a bit odd and he is indeed special! When a lottery-winning family moves in next door, Hamsteri gets the hoarding opportunity of his dreams and in the process changes the course of the lives of Rurik, a bookkeeper who has lost his will to live, his wife Tellu and their children. Thus begins hoarding for what Hamsteri imagines will be "the cruellest winter ever".