The impeachment of Dilma Rousseff in on its way, but the political intrigues which have led to this event enlighten the fragility of the Brazilian Constitution. A coalition of the opposition parties with a fraction of the elected majority actively broke the previous elections's results, the brazilian vice-president acting secretly in order to replace Dilma. Despite his first declarations praising a national agenda to control the public debt, Michel Temer is facing a reluctant public. Brazilian citizen have been put aside of the whole process, and might express a rejection of the new goverment. Such circumstances do help us in describing the brazilian institutions & social behavior.