Lipa is thirteen, and she is employee of the month in a very special kind of family business. Together with her father and her little brother, one-armed Berti, she scours the industrial ruins of the Black Forest valleys for exploitable materials, especially tantalum and tungsten. As her father says, “they will make us particularly rich”. He says, “Today is special day.” And: “We have to be able to bear pain. That is the basic law of entrepreneurship.” The novel explores ans questions the the value and essence of work, family, love, and relationships in general.