Thomas, a European, has come to Québec for some recreational fishing on his own. He then embarks on the road leading to the north of Canada, chasing after a black truck that killed the son of a young Amerindian woman. This Swiss cop in exile wants justice to be done. He has, however, other reasons for wanting to do the right thing.

Documentary in 7 segments whose theme is "Multicultural Switzerland". The segments are: "Raclette Curry", "Was Wie Wann Wohin Gehört", "Home Alone?", "Hopp Schwyz", "Mixed Up", "Making of a Jew" and "Train Fantôme".

The film consists of four stories with three episodes each, and a shared end. In the same span of time and action, and with the tones and pace of madcap comedy, each story tells the tale of protagonists coming from the four linguistic regions of the country.