In a house aged a local chief arrives on solemn dinner on occasion of century of mister Karlsson, but a not loving fuss person whose anniversary be celebrate in slippers gets out in a window disappears. For the first o'clock of freedom he has time to rob a gangster-racketeer, and now both a police and gangsters pursue after an old man. But Allan Karlsson not first is in tight corner and does not lose optimism and sense of humour is an adventurer and specialist on bombs and explosions, he lives on "all is principle as is, and it will be as be". Allan does not think far, not interested in politics, does not search glory, but appears hardly not by the key figure of all major events of the twentieth century : he on a short leg with Truman, he has a supper with Stalin, provides with him money of Мао Цзэдун, Оппенгеймер listens to him. In this very merry fairy-tale for the adults of Юнас Юнассон has time to laugh above a detective, novel of education, by a domestic saga, by a sentimental love-story and to offer the version of history of the twentieth century, not on a second not breaking in a keen narration with pursuits, escapes and subornations. The famous stage-director of comic serials Felix Хернгрен now takes off on this novel, second year to remaining a biggest-selling book in Sweden, film.