Helsinki, 1945. The end of the war brings a new sense of artistic and social freedom for painter Tove Jansson. While focusing her artistic dreams on painting, the enchanting tales of the ‘Moomin’ creatures she told to scared children in bomb shelters, rapidly take on a life of their own, bringing international fame.
Shortly after police discovers the murder of three friends, police inspector Wallander finds his friend and colleague Svedberg dead. First, it is believed that Svedberg killed himself but Wallander soon discovers links between Svedberg, the three friends and a fourth person, a young woman in a mental hospital.