Almania plot
Frank Stimpel is a correct German teacher, obsessed with rules and lactose intolerant. Due to a racist comment about a student, he is transferred to a school community with mainly students with a migrant background. There he has to retake his teacher's exam. If he doesn't achieve this, his career will be over. The indomitable Stimpel must now prove himself in a world that works differently than described in his teacher's manual.